Roll Vulkan-ValidationLayers from 8c6ac0e29e5c to 4d4fc0e5a281 (2 revisions)

https://chromium.googlesource.com/external/github.com/KhronosGroup/Vulkan-ValidationLayers/+log/8c6ac0e29e5c..4d4fc0e5a281

2023-06-15 97050627+aitor-lunarg@users.noreply.github.com layers: Rollback raster's multisample struct when no raster
2023-06-15 97050627+aitor-lunarg@users.noreply.github.com tests: Rollback invalid pipeline pointer test for multisample

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 angle-team@google.com,syoussefi@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: syoussefi@google.com
Change-Id: I9933bb815c7c8e9bb9d2dbdf3b9c1ed1aeb07d71
Reviewed-on: https://chromium-review.googlesource.com/c/vulkan-deps/+/4619207
Bot-Commit: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>

• DEPS[diff]