[test] Skip RuntimeCallStatsTest.GarbageCollection for gc stress tests

Bug: v8:11820
Change-Id: Iec8c75737648ca239363069511fd7783c26a5d64
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2928497Reviewed-by: Marja Hölttä <marja@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#74856}

test/unittests/logging/runtime-call-stats-unittest.cc

@@ -623,11 +623,13 @@ TEST_F(RuntimeCallStatsTest, ApiGetter) {
 }
 
 TEST_F(RuntimeCallStatsTest, GarbageCollection) {
+  if (FLAG_stress_incremental_marking) return;
   FLAG_expose_gc = true;
   // Disable concurrent GC threads because otherwise they may continue
   // running after this test completes and race with is_runtime_stats_enabled()
   // updates.
   FLAG_single_threaded_gc = true;
+
   FlagList::EnforceFlagImplications();
   v8::Isolate* isolate = v8_isolate();
   RunJS(