Fixed OnChanged?.Invoke refactoring in DeletionsGrid

prs.server/Forms/Deletions/DeletionsGrid.cs

@@ -109,7 +109,7 @@ namespace PRSServer.Forms
             {
                 DeleteItems(rows);
                 SelectedRows = new CoreRow[] { };
-                OnChanged?.Invoke(this);
+                DoChanged();
                 Refresh(false, true);
                 SelectItems(null);
             }