fix: Remove unused fixtures and fix test name in smart swaps disabled…

… spec (#25616)

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## **Description**

Test name was not being captured correctly and recently came to
appreciate that some of the snap account related fixtures were not
actually needed for this test.

Updated test name and removed `accountSnapFixtures`

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## **Related issues**

Fixes:  [505](MetaMask/accounts-planning#505)

## **Manual testing steps**
Firefox: 
`yarn build:test:mv2` then `ENABLE_MV3=false yarn test:e2e:single
test/e2e/accounts/smart-swap-disabled.spec.ts --browser=firefox`
Chrome:
`yarn build:test` then `yarn test:e2e:single
test/e2e/accounts/smart-swap-disabled.spec.ts --browser=chrome`

## **Screenshots/Recordings**

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

### **Before**

<!-- [screenshots/recordings] -->

### **After**

<!-- [screenshots/recordings] -->

## **Pre-merge author checklist**

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Extension Coding
Standards](https://github.com/MetaMask/metamask-extension/blob/develop/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've completed the PR template to the best of my ability
- [ ] I’ve included tests if applicable
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Not required for external contributors.

## **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.

test/e2e/accounts/smart-swap-disabled.spec.ts

@@ -1,17 +1,17 @@
-import { title } from 'process';
 import { Suite } from 'mocha';
-import { withFixtures } from '../helpers';
+import { withFixtures, defaultGanacheOptions } from '../helpers';
 import { Driver } from '../webdriver/driver';
-import {
-  accountSnapFixtures,
-  installSnapSimpleKeyring,
-  makeNewAccountAndSwitch,
-} from './common';
+import FixtureBuilder from '../fixture-builder';
+import { installSnapSimpleKeyring, makeNewAccountAndSwitch } from './common';
 
-describe('Smart Swaps', function (this: Suite) {
-  it('should be disabled for snap accounts', async function () {
+describe('Snap Account - Smart Swaps', function (this: Suite) {
+  it('checks if smart swaps are disabled for snap accounts', async function () {
     await withFixtures(
-      accountSnapFixtures(title),
+      {
+        fixtures: new FixtureBuilder().build(),
+        ganacheOptions: defaultGanacheOptions,
+        title: this.test?.fullTitle(),
+      },
       async ({ driver }: { driver: Driver }) => {
         await installSnapSimpleKeyring(driver, false);
         await makeNewAccountAndSwitch(driver);