Suppress Pixel 10 compat failures for vector assignment

No-Try: true
Bug: 563038131
Change-Id: I56fde5e97490d066947b4ff8eb0fa2f17f80e69d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/343056
Commit-Queue: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com>
Bot-Commit: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com>
diff --git a/webgpu-cts/compat-expectations.txt b/webgpu-cts/compat-expectations.txt
index 44d467b..01c8d5d 100644
--- a/webgpu-cts/compat-expectations.txt
+++ b/webgpu-cts/compat-expectations.txt
@@ -2469,6 +2469,10 @@
 # Pixel 10 drops instance during/before getCompilationInfo
 crbug.com/563037173 [ android-pixel-10 ] webgpu:shader,validation,const_assert,const_assert:evaluation_stage:scope="module";stage="constant" [ Failure ]
 
+# Pixel 10 crashes for vector assignment tests.
+crbug.com/563038131 [ android-pixel-10 ] webgpu:shader,execution,statement,assignment,vector:vector_constant_index:elementType="bool";width=2 [ Failure ]
+crbug.com/563038131 [ android-pixel-10 ] webgpu:shader,execution,statement,assignment,vector:vector_dynamic_index:elementType="i32";width=3;indexType="u32" [ Failure ]
+
 # mapAsync early rejection cases
 crbug.com/487349982 webgpu:api,validation,buffer,mapping:getMappedRange,state,mapped: [ Failure ]
 crbug.com/487349982 webgpu:api,validation,buffer,mapping:getMappedRange,state,mappedAgain: [ Failure ]