Roll vulkan-deps from b207b888452e to 29cf938afd2a (1 revision)

https://chromium.googlesource.com/vulkan-deps.git/+log/b207b888452e..29cf938afd2a

Changed dependencies:
* vulkan-validation-layers: abaab3c18d..89749bc34e

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: I63ff28ad53e8a5feff677b63ece0bcc8d31db59a
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/82880
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>

DEPS

@@ -138,7 +138,7 @@ deps = {
   },
 
   'third_party/vulkan-deps': {
-    'url': '{chromium_git}/vulkan-deps@b207b888452e394a7eb6d03fb04e619d3554c62a',
+    'url': '{chromium_git}/vulkan-deps@29cf938afd2a77a9242d3052db818d048595a7e8',
     'condition': 'dawn_standalone',
   },