Update trace.spec.tsx (#79939)

skip flakey test

static/app/views/performance/newTraceDetails/trace.spec.tsx

@@ -1009,7 +1009,8 @@ describe('trace view', () => {
       expect(screen.queryByText(/Missing instrumentation/i)).not.toBeInTheDocument();
     });
 
-    describe('preferences', () => {
+    // biome-ignore lint/suspicious/noSkippedTests: @JonasBa will fix these flakey tests soon
+    describe.skip('preferences', () => {
       it('toggles autogrouping', async () => {
         mockTracePreferences({autogroup: {parent: true, sibling: true}});
         mockQueryString('?node=span-span0&node=txn-1');