Backport PR #11083: Skip flaky debugger test (#11084)

Co-authored-by: Frédéric Collonval <fcollonval@gmail.com>

packages/debugger/test/service.spec.ts

@@ -77,7 +77,7 @@ describe('Debugging support', () => {
       expect(enabled).toBe(true);
     });
 
-    it('should return false for kernels that do not have support for debugging', async () => {
+    it.skip('should return false for kernels that do not have support for debugging', async () => {
       // The kernel spec are mocked in KERNELSPECS
       const enabled = await service.isAvailable({
         kernel: { name: 'python3' }