test: strengthen and prune audited test coverage (#8573)

* test: strengthen and prune audited test coverage

* test: require delivered DeepSeek skill instructions

* test: keep schema fixture types private

* test: verify Gemini receives skill instructions

* test: bind Qwen skill evidence to its tool result

* test: report NativeAOT verifier checks precisely

* fix: verify Ghidra cleanup paths reliably

* fix: verify Command Code skill activation

* test: tighten cleanup and fixture checks

* test: verify packet capture evidence is recorded

* fix: report HTTP3 capture provenance accurately

* test: preserve resource coverage through MCP

* test: prune repeated assertions and retain cancellation identity

* fix: validate client verifier fixture paths

* test: skip Copilot verifier cases on Windows

* test: keep verifier setup target relative

tests/boundary/il2cpp/il2cppBinaryFile.test.ts

@@ -1173,7 +1173,9 @@ it.each([1, 0xff])(
   (padding) => {
     const bytes = createIl2cppBinaryFixture();
     bytes.fill(padding, 0x604, 0x608);
-    expect(link(bytes)).toEqual(link(createIl2cppBinaryFixture()));
+    const linked = link(bytes);
+    expect(linked.method_addresses).toEqual(expectedAddresses);
+    expect(linked).toEqual(link(createIl2cppBinaryFixture()));
     bytes.writeUInt32LE(3, 0x600);
     expect(failure(bytes).reason).toBe("code-registration-not-found");
   },
@@ -1834,12 +1836,6 @@ it("keeps a capacity refusal while naming a generic row a refusal", () => {
   expect((failure as Il2cppBinaryFormatFailure).kind).toBe("capacity");
 });
 
-it("ignores CodeRegistration count alignment padding", () => {
-  const bytes = createIl2cppBinaryFixture();
-  bytes.fill(0xff, 0x604, 0x608);
-  expect(link(bytes).method_addresses).toEqual(expectedAddresses);
-});
-
 it.each([0, 8, 16])(
   "finds registration with %s file-backed trailing zero bytes",
   (tail) => {