Roll DirectX Shader Compiler from 4ddee810a588 to ea90fd3ef4c6 (3 revisions)

https://chromium.googlesource.com/external/github.com/microsoft/DirectXShaderCompiler.git/+log/4ddee810a588..ea90fd3ef4c6

2025-09-04 alexsepkowski@gmail.com [NFC] Execution Tests: Long Vector tests update template parameter names (#7735)
2025-09-04 spall@planetbauer.com implement isnormal function (#7720)
2025-09-04 alexsepkowski@gmail.com Execution Tests: Long Vector ternary math ops. (#7718)

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 dsinclair@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: dsinclair@google.com
Change-Id: I9d14de790b07290b0c4f647b6e15947952e27c47
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/260716
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 bc42bfc..01da97b 100644
--- a/DEPS
+++ b/DEPS
@@ -349,7 +349,7 @@
   },
 
   'third_party/dxc': {
-    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@4ddee810a58879c812981ff3fb9f079731166a0e',
+    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@ea90fd3ef4c66bf2d11efea244ae02539621b7d6',
   },
 
   'third_party/dxheaders': {
diff --git a/third_party/dxc b/third_party/dxc
index 4ddee81..ea90fd3 160000
--- a/third_party/dxc
+++ b/third_party/dxc
@@ -1 +1 @@
-Subproject commit 4ddee810a58879c812981ff3fb9f079731166a0e
+Subproject commit ea90fd3ef4c66bf2d11efea244ae02539621b7d6