Switch M85 GPU Windows CI builders to target luci.chromium.gpu.ci pool.

Following up on
https://chromium-review.googlesource.com/c/chromium/src/+/2404389
which switched trunk builders.

Bug: 1126593
Change-Id: I8a5f7ffc5e91b157d366a38ba0243b5345288e91
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2405638Reviewed-by: Garrett Beaty <gbeaty@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#806224}

infra/config/generated/cr-buildbucket.cfg

@@ -12988,7 +12988,7 @@ buckets {
       dimensions: "cores:8"
       dimensions: "cpu:x86-64"
       dimensions: "os:Windows"
-      dimensions: "pool:luci.chromium.ci"
+      dimensions: "pool:luci.chromium.gpu.ci"
       dimensions: "ssd:0"
       exe {
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
@@ -13075,7 +13075,7 @@ buckets {
       dimensions: "cores:8"
       dimensions: "cpu:x86-64"
       dimensions: "os:Windows"
-      dimensions: "pool:luci.chromium.ci"
+      dimensions: "pool:luci.chromium.gpu.ci"
       dimensions: "ssd:0"
       exe {
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
@@ -13276,7 +13276,7 @@ buckets {
       dimensions: "cores:8"
       dimensions: "cpu:x86-64"
       dimensions: "os:Windows"
-      dimensions: "pool:luci.chromium.ci"
+      dimensions: "pool:luci.chromium.gpu.ci"
       dimensions: "ssd:0"
       exe {
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"

infra/config/subprojects/chromium/versioned/m85/buckets/ci.star

@@ -365,13 +365,12 @@ ci.dawn_builder(
     triggered_by = [builder_name("Dawn Mac x64 DEPS Builder")],
 )
 
-ci.dawn_builder(
+ci.dawn_windows_builder(
     name = "Dawn Win10 x64 DEPS Builder",
     console_view_entry = ci.console_view_entry(
         category = "DEPS|Windows|Builder",
         short_name = "x64",
     ),
-    os = os.WINDOWS_ANY,
 )
 
 ci.dawn_builder(
@@ -396,13 +395,12 @@ ci.dawn_builder(
     triggered_by = [builder_name("Dawn Win10 x64 DEPS Builder")],
 )
 
-ci.dawn_builder(
+ci.dawn_windows_builder(
     name = "Dawn Win10 x86 DEPS Builder",
     console_view_entry = ci.console_view_entry(
         category = "DEPS|Windows|Builder",
         short_name = "x86",
     ),
-    os = os.WINDOWS_ANY,
 )
 
 ci.dawn_builder(
@@ -477,6 +475,7 @@ ci.gpu_builder(
         category = "Windows",
     ),
     os = os.WINDOWS_ANY,
+    pool = "luci.chromium.gpu.ci",
 )
 
 ci.gpu_thin_tester(