The test was failing due to ANGLE changes, not the target itself.

It is unclear why this was the only one showing Vulkan validation
errors, but it is passing now.  I believe we were using recycled
rendertarget views.

Bug: anglebug:3784
Change-Id: I256165954c9933b211bcc04b94172e13fa5a3a70
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1745850Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Commit-Queue: Cody Northrop <cnorthrop@google.com>