Password policy (#82268)

* add password service interface

* add password service implementation

* add tests for password service

* add password service wiring

* add feature toggle

* Rework from service interface to static function

* Replace previous password validations

* Add codeowners to password service

* add error logs

* update config files


---------

Co-authored-by: Karl Persson <kalle.persson@grafana.com>

pkg/services/sqlstore/sqlstore.go

@@ -226,7 +226,7 @@ func (ss *SQLStore) ensureMainOrgAndAdminUser(test bool) error {
 			if _, err := ss.createUser(ctx, sess, user.CreateUserCommand{
 				Login:    ss.Cfg.AdminUser,
 				Email:    ss.Cfg.AdminEmail,
-				Password: ss.Cfg.AdminPassword,
+				Password: user.Password(ss.Cfg.AdminPassword),
 				IsAdmin:  true,
 			}); err != nil {
 				return fmt.Errorf("failed to create admin user: %s", err)