Roll DirectX Shader Compiler from dfa1c814cc4c to 9221570027d7 (2 revisions)

https://chromium.googlesource.com/external/github.com/microsoft/DirectXShaderCompiler.git/+log/dfa1c814cc4c..9221570027d7

2024-10-03 python3kgae@outlook.com [Validator] Check size of PSV. (#6924)
2024-10-02 python3kgae@outlook.com Unwrap top-level array for OutVertices when flattenArgument. (#6943)

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 jrprice@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://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Bug: None
Tbr: jrprice@google.com
Change-Id: I8c81312efb2d76494a4c73c49c74b3eab0009c13
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/209177
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index b7fab7e..bbe1c99 100644
--- a/DEPS
+++ b/DEPS
@@ -338,7 +338,7 @@
   },
 
   'third_party/dxc': {
-    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@dfa1c814cc4c912ba982854b72f64527baa3e7e5',
+    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@9221570027d759bda093ae035a7cc68d6923fa13',
   },
 
   'third_party/dxheaders': {
diff --git a/third_party/dxc b/third_party/dxc
index dfa1c81..9221570 160000
--- a/third_party/dxc
+++ b/third_party/dxc
@@ -1 +1 @@
-Subproject commit dfa1c814cc4c912ba982854b72f64527baa3e7e5
+Subproject commit 9221570027d759bda093ae035a7cc68d6923fa13