Move SignedInUser to user service and RoleType and Roles to org (#53445)

* Move SignedInUser to user service and RoleType and Roles to org

* Use go naming convention for roles

* Fix some imports and leftovers

* Fix ldap debug test

* Fix lint

* Fix lint 2

* Fix lint 3

* Fix type and not needed conversion

* Clean up messages in api tests

* Clean up api tests 2

pkg/services/serviceaccounts/database/database.go

@@ -13,6 +13,7 @@ import (
 	"github.com/grafana/grafana/pkg/models"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
 	"github.com/grafana/grafana/pkg/services/apikey"
+	"github.com/grafana/grafana/pkg/services/org"
 	"github.com/grafana/grafana/pkg/services/serviceaccounts"
 	"github.com/grafana/grafana/pkg/services/sqlstore"
 	"github.com/grafana/grafana/pkg/services/user"
@@ -39,7 +40,7 @@ func (s *ServiceAccountsStoreImpl) CreateServiceAccount(ctx context.Context, org
 	generatedLogin := "sa-" + strings.ToLower(saForm.Name)
 	generatedLogin = strings.ReplaceAll(generatedLogin, " ", "-")
 	isDisabled := false
-	role := models.ROLE_VIEWER
+	role := org.RoleViewer
 	if saForm.IsDisabled != nil {
 		isDisabled = *saForm.IsDisabled
 	}
@@ -276,7 +277,7 @@ func (s *ServiceAccountsStoreImpl) RetrieveServiceAccountIdByName(ctx context.Co
 
 func (s *ServiceAccountsStoreImpl) SearchOrgServiceAccounts(
 	ctx context.Context, orgId int64, query string, filter serviceaccounts.ServiceAccountFilter, page int, limit int,
-	signedInUser *models.SignedInUser,
+	signedInUser *user.SignedInUser,
 ) (*serviceaccounts.SearchServiceAccountsResult, error) {
 	searchResult := &serviceaccounts.SearchServiceAccountsResult{
 		TotalCount:      0,