Suppress Win Intel x86 tests failing after parallelization disabled

These tests used to be flaky, and now fail consistently after jobs
is set to 1 instead of 4. Suppressing so parallelization can be
disabled to make test results more consistent.

Bug: chromium:1353938
Change-Id: Ia99445ddd43d55d7ac3f67dd8e177b0fd34d51f3
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/99762
Commit-Queue: Austin Eng <enga@chromium.org>
Kokoro: Kokoro <noreply+kokoro@google.com>
Bot-Commit: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com>
diff --git a/webgpu-cts/expectations.txt b/webgpu-cts/expectations.txt
index e0d34f3..9831a55 100644
--- a/webgpu-cts/expectations.txt
+++ b/webgpu-cts/expectations.txt
@@ -859,3 +859,6 @@
 crbug.com/dawn/0000 [ webgpu-adapter-default win10 ] webgpu:web_platform,canvas,getCurrentTexture:multiple_frames:canvasType="onscreen" [ Failure ]
 crbug.com/dawn/0000 [ webgpu-adapter-swiftshader win10 ] webgpu:web_platform,canvas,getCurrentTexture:multiple_frames:canvasType="onscreen" [ Failure ]
 crbug.com/dawn/0000 [ ubuntu webgpu-adapter-default ] webgpu:web_platform,canvas,getCurrentTexture:single_frames:* [ Failure ]
+crbug.com/dawn/0000 [ intel-gen-9 win10 release ] webgpu:shader,execution,expression,binary,f32_arithmetic:division:inputSource="uniform";vectorize=2 [ Failure ]
+crbug.com/dawn/0000 [ intel-gen-9 win10 release ] webgpu:shader,execution,expression,call,builtin,ldexp:f32:inputSource="uniform";vectorize="_undef_" [ Failure ]
+crbug.com/dawn/0000 [ intel-gen-9 win10 release ] webgpu:shader,execution,expression,call,builtin,step:f32:inputSource="uniform";vectorize="_undef_" [ Failure ]