Roll Vulkan-ValidationLayers from 7217507df70a to a9124f216679 (2 revisions)

https://chromium.googlesource.com/external/github.com/KhronosGroup/Vulkan-ValidationLayers/+log/7217507df70a..a9124f216679

2021-08-27 ziga@lunarg.com tests: Positive tests for VK_DYNAMIC_STATE_VERTEX_INPUT_EXT
2021-08-27 ziga@lunarg.com layers: Fix validating CmdSetVertexInputEXT

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-bots+autoroll-info@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: angle-bots+autoroll-info@google.com
Change-Id: I6af7ea9dcaff6f474af7a073550f99a45f804b24
Reviewed-on: https://chromium-review.googlesource.com/c/vulkan-deps/+/3125375
Bot-Commit: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>

• DEPS[diff]