Roll vulkan-deps from 9449c7f77d1b to c943ccc4d398 (3 revisions)

https://chromium.googlesource.com/vulkan-deps.git/+log/9449c7f77d1b..c943ccc4d398

Changed dependencies:
* spirv-tools: 43c99b5ee0..5a78d798f7
* vulkan-validation-layers: e4a4c1653c..3784a0d8b8

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 bclayton@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: bclayton@google.com
Change-Id: Ia7eab3d2ea27e0fe66fa72655d9225b6de193f21
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/114724
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Kokoro: Kokoro <noreply+kokoro@google.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@9449c7f77d1bc156c4e2584baef5870ef1eb8d4f',
+    'url': '{chromium_git}/vulkan-deps@c943ccc4d3988ebdb5defd0c0c9c53f579e2c948',
     'condition': 'dawn_standalone',
   },