Roll vulkan-deps from bd979ff3dc04 to a7a3fb39310c (4 revisions)

https://chromium.googlesource.com/vulkan-deps.git/+log/bd979ff3dc04..a7a3fb39310c

Changed dependencies:
* spirv-cross: 3cecac74c6..744279ec78
* vulkan-loader: a17d7fc737..3f29209dd6
* vulkan-validation-layers: bdbb7a6897..18a0e59294

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

To file a bug in Dawn: https://bugs.chromium.org/p/dawn/issues/entry

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

Bug: None
Tbr: alanbaker@google.com
Change-Id: I0c9aff3e9108b869abd99e8c59c0701468119356
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/108167
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>

DEPS

@@ -142,7 +142,7 @@ deps = {
   },
 
   'third_party/vulkan-deps': {
-    'url': '{chromium_git}/vulkan-deps@bd979ff3dc04fb15d47acaa49d6f288e6b8201c7',
+    'url': '{chromium_git}/vulkan-deps@a7a3fb39310c720774dcf8a61e4656a63e5f1ab4',
     'condition': 'dawn_standalone',
   },