Roll vulkan-deps from c8fe6cd6739f to f868b4437065 (6 revisions)

https://chromium.googlesource.com/vulkan-deps.git/+log/c8fe6cd6739f..f868b4437065

Changed dependencies:
* glslang: https://chromium.googlesource.com/external/github.com/KhronosGroup/glslang.git/+log/1978f2b383..c34bb3b6c5
* vulkan-validation-layers: https://chromium.googlesource.com/external/github.com/KhronosGroup/Vulkan-ValidationLayers.git/+log/a6c1ddca49..ed00aa4b67

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 bajones@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: bajones@google.com
Change-Id: I70c4f69f1fb0a56e88821a6c306d3f65790f2b24
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/78520
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index c0415d3..0423af4 100644
--- a/DEPS
+++ b/DEPS
@@ -138,7 +138,7 @@
   },
 
   'third_party/vulkan-deps': {
-    'url': '{chromium_git}/vulkan-deps@c8fe6cd6739fbb957e6768a978336eeb91674c2b',
+    'url': '{chromium_git}/vulkan-deps@f868b4437065c7a04218f862a8b7e8ceb1d29b3a',
     'condition': 'dawn_standalone',
   },