DEPS: Update DXC to patched branch

Bug: 340196361
Change-Id: I3e69809cc11bc8761ad929080c7f463f1cfce263
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/192761
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
diff --git a/DEPS b/DEPS
index 5ed258c..29d4aeb 100644
--- a/DEPS
+++ b/DEPS
@@ -287,7 +287,7 @@
   },
 
   'third_party/dxc': {
-    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@33051b084850a9b6b52f195651fab8f61843a4e2',
+    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@b845fed991110a834225be67aeb89e0e205689dd',
   },
 
   'third_party/dxheaders': {
diff --git a/third_party/dxc b/third_party/dxc
index 33051b0..b845fed 160000
--- a/third_party/dxc
+++ b/third_party/dxc
@@ -1 +1 @@
-Subproject commit 33051b084850a9b6b52f195651fab8f61843a4e2
+Subproject commit b845fed991110a834225be67aeb89e0e205689dd