SDK: enrich oauth2_token_response and params

[tyaps]

Add IdToken and Scope to oauth2_token_response.
These fields are presented in response and should be parsed.

Add RefreshToken field to oauth2_token_params.
With RefreshToken field we will be able to refresh Access token
by providing Refresh token.

Relates #1509
Relates #1533

Related issue

Proposed changes

Checklist

• I have read the contributing guidelines
• I have read the security policy
• I confirm that this pull request does not address a security vulnerability. If this pull request addresses a security
  vulnerability, I confirm that I got green light (please contact security@ory.sh) from the maintainers to push the changes.
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation within the code base (if appropriate)
• I have documented my changes in the developer guide (if appropriate)

Further comments

[CLAassistant]

All committers have signed the CLA.

[aeneasr]

Thank you!