Add move endpoint into folder service (#58575)

* add move endpoint

* change signatures

pkg/services/folder/service.go

@@ -18,6 +18,8 @@ type Service interface {
 	Update(ctx context.Context, user *user.SignedInUser, orgID int64, existingUid string, cmd *models.UpdateFolderCommand) (*models.Folder, error)
 	DeleteFolder(ctx context.Context, cmd *DeleteFolderCommand) error
 	MakeUserAdmin(ctx context.Context, orgID int64, userID, folderID int64, setViewAndEditPermissions bool) error
+	// Move changes a folder's parent folder to the requested new parent.
+	Move(ctx context.Context, cmd *MoveFolderCommand) (*Folder, error)
 }
 
 // NestedFolderService is the temporary interface definition for the folder
@@ -29,9 +31,6 @@ type NestedFolderService interface {
 	// Create creates a new folder.
 	Create(ctx context.Context, cmd *CreateFolderCommand) (*Folder, error)
 
-	// Move changes a folder's parent folder to the requested new parent.
-	Move(ctx context.Context, cmd *MoveFolderCommand) (*Folder, error)
-
 	// Delete deletes a folder. This will return an error if there are any
 	// dashboards in the folder.
 	Delete(ctx context.Context, cmd *DeleteFolderCommand) (*Folder, error)