Update markbates/goth (backport) (#10445)

Update markbates/goth (backport) (#10445)

Update markbates/goth to v1.61.2
- Fixes a JWT decoding issue in the OpenID provider
- Updates the GitHub provider to use the authorization header for authentication
- Updates the Twitch provider for Twitch's v5 API changes
- Adds the email and is_private_email fields to the Apple provider's GetUser implementation
- Modifies gothic to export a non-collidable context key for setting the Provider in a context.Context
- Adds new scopes to the Spotify provider
- Adds the IDToken from OpenID providers on the user struct
- Make Apple provider's SecretParams public
- Adds support for sign in with Apple, and drops support for Go versions 1.7 and 1.8
- Fixes the Slack provider's FetchURL logic to use the appropriate scope for the info it needs
Signed-off-by: Oscar LÃfwenhamn <oscar.lofwenhamn@cgi.com>