fix (unified-storage): Fix error when trying to get parents of folder as a viewer (#101245)

* Fix error when trying to get parents of folder as a viewer with unified-storage enabled

pkg/services/folder/folderimpl/unifiedstore.go

@@ -2,7 +2,9 @@ package folderimpl
 
 import (
 	"context"
+	"errors"
 	"fmt"
+	"net/http"
 	"strings"
 
 	apierrors "k8s.io/apimachinery/pkg/api/errors"
@@ -144,6 +146,12 @@ func (ss *FolderUnifiedStoreImpl) GetParents(ctx context.Context, q folder.GetPa
 	for parentUid != "" {
 		out, err := ss.k8sclient.Get(ctx, parentUid, q.OrgID, v1.GetOptions{})
 		if err != nil {
+			var statusError *apierrors.StatusError
+			if errors.As(err, &statusError) && statusError.ErrStatus.Code == http.StatusForbidden {
+				// If we get a Forbidden error when requesting the parent folder, it means the user does not have access
+				// to it, nor its parents. So we can stop looping
+				break
+			}
 			return nil, err
 		}