Roll DirectX Shader Compiler from bdefcfda03e7 to 3a4cad2f9d99 (1 revision)

https://chromium.googlesource.com/external/github.com/microsoft/DirectXShaderCompiler.git/+log/bdefcfda03e7..3a4cad2f9d99

2023-09-06 cbeckley@google.com [SPIR-V] Update submodules (#5655)

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

To file a bug in DirectX Shader Compiler: https://github.com/microsoft/DirectXShaderCompiler/issues/new/choose
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: senorblanco@google.com
Change-Id: I5b5c797264022dc9fb272026cdd91adb8549279f
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/150120
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>
diff --git a/DEPS b/DEPS
index 59d94e7..0934c95 100644
--- a/DEPS
+++ b/DEPS
@@ -179,7 +179,7 @@
   },
 
   'third_party/dxc': {
-    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@bdefcfda03e7986f5da95c64fb5f4326f7420576',
+    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@3a4cad2f9d9980812b02b5044b19f6529ef16521',
   },
 
   'third_party/dxheaders': {
diff --git a/third_party/dxc b/third_party/dxc
index bdefcfd..3a4cad2 160000
--- a/third_party/dxc
+++ b/third_party/dxc
@@ -1 +1 @@
-Subproject commit bdefcfda03e7986f5da95c64fb5f4326f7420576
+Subproject commit 3a4cad2f9d9980812b02b5044b19f6529ef16521