This reverts commit 15438d3f.

Reason for revert: Running end2end tests on Linux, this validation error pops a lot.

Original change's description:
> Vulkan:Clean up best practices exceptions
> 
> Assign new bug ID for clean-up work. It appears that the
> UNASSIGNED-BestPractices-vkCreateCommandPool-command-buffer-reset
> error was already fixed.
> 
> Bug: b/166641492
> Change-Id: I536017e0386cf5f57bb53bcba32d5df048050343
> Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2380510
> Reviewed-by: Tim Van Patten <timvp@google.com>
> Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>
> Commit-Queue: Tobin Ehlis <tobine@google.com>

TBR=tobine@google.com,courtneygo@google.com,timvp@google.com,syoussefi@chromium.org,jmadill@chromium.org

Change-Id: I90ee856b8bcac3e3f2b8104fb8642185a26f3e63
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: b/166641492
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2381077Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>