Disable
UNASSIGNED-BestPractices-vkCreateDevice-physical-device-features-not-retrieved
while the Khronos issue is investigated.

Bug: angleproject:5149
Change-Id: I680cf264d6356cf219826902d7fdf2304e27ebab
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2461475
Commit-Queue: Tim Van Patten <timvp@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>