[cpu-profiler] Enable RecordStackTraceAtStartProfiling test

I think this was likely fixed by one of the other bugfixes in the
meantime. It doesn't flake with 50k runs locally.

Fixed: v8:2008
Change-Id: I9e6f1e7f75cf20c52d49937d980aafacaa23b401
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2584945Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Peter Marshall <petermarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71715}

test/cctest/cctest.status

@@ -71,7 +71,6 @@
   'test-heap/OutOfMemory': [SKIP],
 
   # BUG(5193). The cpu profiler tests are notoriously flaky.
-  'test-profile-generator/RecordStackTraceAtStartProfiling': [SKIP],
   'test-cpu-profiler/CollectDeoptEvents': [SKIP],
   'test-cpu-profiler/CollectCpuProfile': [SKIP],
   'test-cpu-profiler/JsNative1JsNative2JsSample': [SKIP],