[vm, gc] Skip splay_test on reload bots because it is too slow.
[vm, gc] Skip splay_test on reload bots because it is too slow.

Change-Id: Id806ee37898cd2b76bbb360c27354e94b2e308dd
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/137726
Reviewed-by: Alexander Markov <239e774fd29abc1267878f57afe1a8a03e0ca887@google.com>

dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk