Identity: Rename "namespace" to "type" in the requester interface (#90567)

pkg/services/authn/authnimpl/sync/rbac_sync.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 
 	"github.com/grafana/grafana/pkg/apimachinery/errutil"
+	"github.com/grafana/grafana/pkg/apimachinery/identity"
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
@@ -146,7 +147,7 @@ func (s *RBACSync) SyncCloudRoles(ctx context.Context, ident *authn.Identity, r
 		return nil
 	}
 
-	if !ident.ID.IsNamespace(authn.NamespaceUser) {
+	if !ident.ID.IsType(identity.TypeUser) {
 		s.log.FromContext(ctx).Debug("Skip syncing cloud role", "id", ident.ID)
 		return nil
 	}