Added Audience parameters for Access Token

[gershom96]

Purpose

The purpose of this PR is to add an input Audience field to the Access Token of an OIDC application in the console.

Related PRs

• Audience parameter of the Access Token was made independent of the audience parameter of the ID Token wso2-extensions/identity-inbound-auth-oauth#1902
• https://github.com/wso2-extensions/identity-migration-resources/pull/254
• Changed config file to support audiences for both Access Token and Id Token carbon-identity-framework#4232
• API structure was changed to obtain Access Token Audiences in GET response identity-api-server#391

Checklist

• e2e cypress tests locally verified.
• Manual test round performed and verified.
• UX/UI review done on the final implementation.
• Documentation provided. (Add links if there are any)
• Unit tests provided. (Add links if there are any)
• Integration tests provided. (Add links if there are any)

Security checks

• Followed secure coding standards in http://wso2.com/technical-reports/wso2-secure-engineering-guidelines?
• Ran FindSecurityBugs plugin and verified report?
• Confirmed that this PR doesn't commit any keys, passwords, tokens, usernames, or other secrets?

[brionmario]

@gershom96 Is this stale? If so, shall we close this and reopen if needed?