Vulkan: Fix TRex performance regression
Vulkan: Fix TRex performance regression

TRex invalidates depth but doesn't disable depth before the render
pass ends.  The render pass isn't ended, but a storeOp of STORE was
used instead of DONT_CARE, which causes a performance regression.

Bug: b/163854287
Change-Id: Iebd9999ef66c11ff334db3eef2943f58eb2d5053
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2377105
Reviewed-by: Shahbaz Youssefi <582eeec4f08a2ccd61e3ef52115e6e7c571582de@chromium.org>
Reviewed-by: Charlie Lao <2661ca4ca24c371418789adbc76dfb4875087223@google.com>
Commit-Queue: Ian Elliott <ac50c12f27752fd82643b0b72adab33538bb2c97@google.com>

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