Roll Vulkan-ValidationLayers from fc1afbc7eb90 to 7d838f53ef60 (2 revisions)

https://chromium.googlesource.com/external/github.com/KhronosGroup/Vulkan-ValidationLayers/+log/fc1afbc7eb90..7d838f53ef60

2023-07-19 artem@lunarg.com tests: Add regression test for multiple concurrent waiters
2023-07-19 artem@lunarg.com layers: Add support for concurrent blocking operations

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/vulkan-validation-layers-vulkan-deps
Please CC abdolrashidi@google.com,angle-team@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Tbr: abdolrashidi@google.com
Change-Id: If9424eab23799b584b94755e961b87bcee7f8af6
Reviewed-on: https://chromium-review.googlesource.com/c/vulkan-deps/+/4700406
Bot-Commit: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>

• DEPS[diff]