NikaHsn

*Issue #, if available:* *Description of changes:* - add AmplifyOutputs types representing the [CLI Gen2 client config schema](https://github.com/aws-amplify/amplify-backend/blob/main/packages/client-config/src/client-config-schema/schema_v1.json) - updated CognitoUserAttributeKeyConverter to not convert keys to upper case and add...

*Issue #, if available:* *Description of changes:* By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

#### Description of changes: - update the anlaytics' use existing aws resources page to add a section for updating iam policy for flutter and natives. this section has already existed...

*Issue #, if available:* *Description of changes:* - legacy credential provider to use AuthOutputs instead of AmplifyConfig types - legacy ios cognito keys to have an String field instead of...

update the code to use express.json() isntead of bodyparser