* ServiceAccounts: modernize SA creation interface
* ServiceAccounts: improve service account ID generation
* ServiceAccounts: remove unused method
* ServiceAccounts: Make SA ID display name dependent
* ServiceAccounts: Add tests for Service Account creation
* trim trailing whitespace
* Update pkg/services/serviceaccounts/api/api.go
Co-authored-by: Ieva <ieva.vasiljeva@grafana.com>
* Update pkg/services/serviceaccounts/api/api.go
Co-authored-by: Ieva <ieva.vasiljeva@grafana.com>