Service Accounts: Enable adding folder, dashboard and data source permissions to service accounts (#76133)

* Add SAs to Datasource permissions

Co-authored-by: ievaVasiljeva <ieva.vasiljeva@grafana.com>

* add SAs to dashboards/folders managed permissions

* Update public/app/core/components/AccessControl/Permissions.tsx

Co-authored-by: Ieva <ieva.vasiljeva@grafana.com>

* regenerate i18n

* add doc

---------

Co-authored-by: ievaVasiljeva <ieva.vasiljeva@grafana.com>

pkg/services/accesscontrol/ossaccesscontrol/permissions_services.go

@@ -165,9 +165,10 @@ func ProvideDashboardPermissions(
 			return []string{}, nil
 		},
 		Assignments: resourcepermissions.Assignments{
-			Users:        true,
-			Teams:        true,
-			BuiltInRoles: true,
+			Users:           true,
+			Teams:           true,
+			BuiltInRoles:    true,
+			ServiceAccounts: true,
 		},
 		PermissionsToActions: map[string][]string{
 			"View":  DashboardViewActions,
@@ -226,9 +227,10 @@ func ProvideFolderPermissions(
 			return dashboards.GetInheritedScopes(ctx, orgID, resourceID, folderService)
 		},
 		Assignments: resourcepermissions.Assignments{
-			Users:        true,
-			Teams:        true,
-			BuiltInRoles: true,
+			Users:           true,
+			Teams:           true,
+			BuiltInRoles:    true,
+			ServiceAccounts: true,
 		},
 		PermissionsToActions: map[string][]string{
 			"View":  append(DashboardViewActions, FolderViewActions...),