feat: Remove powered by blockaid line (#8935)

## **Description**

Removing the "powered by Blockaid" line

## **Related issues**

Fixes:
[#2228](https://github.com/MetaMask/MetaMask-planning/issues/2228)

## **Manual testing steps**

1. Launch MM
2. Open testdapp
3. Click any malicious transaction under PPOM section
4. See the powered by blockaid line
5. Checkout this branch
6. Repeat 1-3
7. See there's no powered by blockaid line

## **Screenshots/Recordings**

<!-- If applicable, add screenshots and/or recordings to visualize the
before and after of your change. -->

### **Before**

<img width="387" alt="Screenshot 2024-03-14 at 16 26 35"
src="https://github.com/MetaMask/metamask-mobile/assets/44811/28c31aec-ae8e-499e-8591-a612b3f253dc">

### **After**

<img width="386" alt="Screenshot 2024-03-14 at 15 29 27"
src="https://github.com/MetaMask/metamask-mobile/assets/44811/cce1602f-abd2-4b79-98c6-0d63a49aa43a">


## **Pre-merge author checklist**

- [x] I’ve followed [MetaMask Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've clearly explained what problem this PR is solving and how it
is solved.
- [x] I've linked related issues
- [x] I've included manual testing steps
- [x] I've included screenshots/recordings if applicable
- [x] I’ve included tests if applicable
- [x] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [x] I’ve applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.
- [x] I’ve properly set the pull request status:
  - [ ] In case it's not yet "ready for review", I've set it to "draft".
- [x] In case it's "ready for review", I've changed it from "draft" to
"non-draft".

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.

---------

Signed-off-by: Akintayo A. Olusegun <akintayo.segun@gmail.com>

app/components/Views/confirmations/components/BlockaidBanner/BlockaidBanner.constants.ts

@@ -1,4 +1,3 @@
-export const ATTRIBUTION_LINE_TEST_ID = 'blockaid-banner-attribution-line';
 export const FALSE_POSITIVE_REPOST_LINE_TEST_ID =
   'blockaid-banner-false-positive-report-line';
 

app/components/Views/confirmations/components/BlockaidBanner/BlockaidBanner.styles.ts

@@ -29,7 +29,6 @@ const styleSheet = (_params: {
       marginBottom: 4,
     },
     details: { marginLeft: 10, marginBottom: 10 },
-    securityTickIcon: { marginTop: 4 },
     bannerWrapperMargined: {
       marginTop: 10,
       marginLeft: 10,

app/components/Views/confirmations/components/BlockaidBanner/BlockaidBanner.test.tsx

@@ -6,10 +6,7 @@ import { TESTID_ACCORDION_CONTENT } from '../../../../../component-library/compo
 import { TESTID_ACCORDIONHEADER } from '../../../../../component-library/components/Accordions/Accordion/foundation/AccordionHeader/AccordionHeader.constants';
 import { BANNERALERT_TEST_ID } from '../../../../../component-library/components/Banners/Banner/variants/BannerAlert/BannerAlert.constants';
 import BlockaidBanner from './BlockaidBanner';
-import {
-  ATTRIBUTION_LINE_TEST_ID,
-  FALSE_POSITIVE_REPOST_LINE_TEST_ID,
-} from './BlockaidBanner.constants';
+import { FALSE_POSITIVE_REPOST_LINE_TEST_ID } from './BlockaidBanner.constants';
 import { ResultType, Reason } from './BlockaidBanner.types';
 import renderWithProvider from '../../../../../util/test/renderWithProvider';
 
@@ -88,21 +85,6 @@ describe('BlockaidBanner', () => {
     ).toBeDefined();
   });
 
-  it('should render correctly with attribution link', async () => {
-    const wrapper = renderWithProvider(
-      <BlockaidBanner
-        securityAlertResponse={{
-          ...securityAlertResponse,
-          result_type: ResultType.Malicious,
-          reason: Reason.rawSignatureFarming,
-        }}
-      />,
-      { state: mockState },
-    );
-
-    expect(await wrapper.queryByTestId(ATTRIBUTION_LINE_TEST_ID)).toBeDefined();
-  });
-
   it('should render correctly with list attack details', async () => {
     const wrapper = renderWithProvider(
       <BlockaidBanner

app/components/Views/confirmations/components/BlockaidBanner/BlockaidBanner.tsx

@@ -12,7 +12,6 @@ import { BannerAlertSeverity } from '../../../../../component-library/components
 import { DEFAULT_BANNERBASE_DESCRIPTION_TEXTVARIANT } from '../../../../../component-library/components/Banners/Banner/foundation/BannerBase/BannerBase.constants';
 import BannerAlert from '../../../../../component-library/components/Banners/Banner/variants/BannerAlert/BannerAlert';
 import {
-  IconColor,
   IconName,
   IconSize,
 } from '../../../../../component-library/components/Icons/Icon';
@@ -24,7 +23,6 @@ import {
   isBlockaidSupportedOnCurrentChain,
 } from '../../../../../util/blockaid';
 import {
-  ATTRIBUTION_LINE_TEST_ID,
   FALSE_POSITIVE_REPOST_LINE_TEST_ID,
   REASON_DESCRIPTION_I18N_KEY_MAP,
   REASON_TITLE_I18N_KEY_MAP,
@@ -37,7 +35,6 @@ import {
 } from './BlockaidBanner.types';
 import BlockaidBannerLink from './BlockaidBannerLink';
 import {
-  BLOCKAID_ATTRIBUTION_LINK,
   FALSE_POSITIVE_REPORT_BASE_URL,
   UTM_SOURCE,
 } from '../../../../../constants/urls';
@@ -65,33 +62,6 @@ const getDescription = (reason: Reason) =>
       REASON_DESCRIPTION_I18N_KEY_MAP[Reason.other],
   );
 
-const Attribution = ({ styles }: { styles: Record<string, any> }) => (
-  <View style={styles.attributionBase}>
-    <View style={styles.attributionItem}>
-      <Icon
-        name={IconName.SecurityTick}
-        size={IconSize.Sm}
-        color={IconColor.Primary}
-        style={styles.securityTickIcon}
-      />
-    </View>
-    <View style={styles.attributionItem}>
-      <Text
-        variant={DEFAULT_BANNERBASE_DESCRIPTION_TEXTVARIANT}
-        data-testid={ATTRIBUTION_LINE_TEST_ID}
-      >
-        {strings('blockaid_banner.attribution')}
-      </Text>
-    </View>
-    <View style={styles.attributionItem}>
-      <BlockaidBannerLink
-        text={strings('blockaid_banner.attribution_link_name')}
-        link={BLOCKAID_ATTRIBUTION_LINK}
-      />
-    </View>
-  </View>
-);
-
 const BlockaidBanner = (bannerProps: BlockaidBannerProps) => {
   const {
     style,
@@ -248,7 +218,6 @@ const BlockaidBanner = (bannerProps: BlockaidBannerProps) => {
       {...bannerProps}
     >
       {renderDetails()}
-      <Attribution styles={styles} />
     </BannerAlert>
   );
 };