Was missing a layer parameter. Also includes a regression test.

Also updates incomplete texture handling in Vulkan. Will try to sync
the texture storage if the texture has never been used.

Bug: angleproject:3944
Change-Id: I5fcd6931f9cb9e008faaeaecb1f6df275a2af73f
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1894142
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Tim Van Patten <timvp@google.com>