test(contracts): consolidate concurrent limitation fixtures

src/browser/PlaywrightScenarioSession.test.ts

@@ -15,7 +15,6 @@ const mocks = vi.hoisted(() => ({
         settle: ReturnType<typeof vi.fn>;
         limitations: ReturnType<typeof vi.fn>;
         close: ReturnType<typeof vi.fn>;
-        limitations: ReturnType<typeof vi.fn>;
       }
     | undefined,
   finishEvents: vi.fn(),
@@ -223,7 +222,6 @@ const fixture = () => {
     close: vi.fn(async (stopLoading = false) => ({
       loadingStopped: stopLoading,
     })),
-    limitations: vi.fn(() => []),
   };
   return { cleanup, page, storage: mocks.storage };
 };

src/domain/javascript/javascriptSemanticGraphQuery.test.ts

@@ -68,7 +68,6 @@ it("accepts truncated partial coverage with unknown omission extents", () => {
   expect(
     createJavaScriptSemanticGraph({
       ...input,
-      limitations: ["Fixture resource limit prevents complete graph coverage."],
       coverage: {
         ...input.coverage,
         status: "partial",
@@ -87,7 +86,6 @@ it("accepts omitted unknown occurrences as the reason for semantic truncation",
   const family = input.coverage.families[0]!.family;
   const graph = createJavaScriptSemanticGraph({
     ...input,
-    limitations: ["Fixture resource limit prevents complete graph coverage."],
     coverage: {
       ...input.coverage,
       status: "partial",