Add expires_at field to gitlab_deploy_key

Add expires_at field to gitlab_deploy_key. This field is important to limit the deploy key lifetime. This field was added in GitLab 15.11.

Related GitLab APIs

API documentation: https://docs.gitlab.com/ee/api/deploy_keys.html#add-deploy-key-for-a-project

go-gitlab PR: https://github.com/xanzy/go-gitlab/pull/2054

Additional Details

• GitLab REST API resources available (read for data sources, crud for resources)
• go-gitlab does support the related GitLab API already
• I'd like to contribute it myself