Hide unused helper marks on selection cards and modal section labels until tooltip behavior ships.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/components/CustomMethodCardFieldBlocksSummary.test.tsx

@@ -45,6 +45,7 @@ describe("CustomMethodCardFieldBlocksSummary", () => {
       }),
     ).toBeInTheDocument();
     expect(screen.queryByRole("button", { name: "Upload" })).not.toBeInTheDocument();
+    expect(screen.queryByAltText("Help")).not.toBeInTheDocument();
   });
 
   it("after remove, parent can pass cleared blocks and Upload shows again", () => {