* API: first version to send events about login actions
* API: improve login actions events
* Login: update auth test with new behavior
* Login: update auth test for auth module
* Login OAuth: improve functions structure
* API: make struct public to use for saml
* API: add send login log tests for grafana and ldap login
* API: remove log from tests
* Login API: fix test linting
* Update pkg/api/login_oauth.go
Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>
* Login API: refactor using defer
Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>