fix: update README

README.md

@@ -112,19 +112,6 @@ wallet.network.subscribe((network) => {
 });
 ```
 
-Provide a confidential ID or request uniqueness proof. Check out this [demo app](https://polymathnetwork.github.io/mock-uid-provider/) to learn more about utilizing uId features [code]( https://github.com/PolymathNetwork/mock-uid-provider/blob/master/src/App.tsx#L134).
-
-```js
-wallet.uid.provide({
-  '8c7cfa4f-f81d-49d5-881f-g6b91cd0380f', // v4 uuid
-  '0x5c62a0b1d68aa3e2026fi337b877466751c9fbe33a7723bcb779f736893f032a4',
-  'alcyone'
-}).then(console.log).catch(console.error);
-
-wallet.uid.requestProof({ ticker: 'AMZN' })
-  .then(console.log).catch(console.error)
-```
-
 ## Security audit
 
 The extension has been reviewed and pen-tested in Q2 2021. The results can be found [here](docs/audit-may2021.pdf).