Remove flaky check in TimerQueriesTest.
Remove flaky check in TimerQueriesTest.

We cannot guarantee that a shader with more instructions will
always take more time than a smaller shader.

Bug: angleproject:5178
Change-Id: Icf48a7b73ad482237cf3161667d75a25e36dd643
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2479682
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Commit-Queue: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>

ppy/angle,ppy/angle,ppy/angle,ppy/angle