Add Win/Intel experimental builder to CTS rolls

Adds the Win/Intel experimental builder on CTS rolls to ensure that CTS
expectations remain up to date while we are running experiments.

Bug: chromium:41496254
Change-Id: Ic3d0d495671ff3e5f4373d607b26dff5e8241cac
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/175783
Kokoro: Austin Eng <enga@chromium.org>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Brian Sheedy <bsheedy@google.com>
Auto-Submit: Brian Sheedy <bsheedy@google.com>
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Austin Eng <enga@chromium.org>
diff --git a/tools/src/cmd/cts/config.json b/tools/src/cmd/cts/config.json
index 0ce7ae9..8a8b747 100644
--- a/tools/src/cmd/cts/config.json
+++ b/tools/src/cmd/cts/config.json
@@ -54,6 +54,11 @@
       "Bucket": "try",
       "Builder": "dawn-try-win10-x86-rel"
     },
+    "Win10-x64-Intel-Experimental": {
+      "Project": "chromium",
+      "Bucket": "try",
+      "Builder": "dawn-try-win-x64-intel-exp"
+    },
     "Win10-x64-Nvidia-Experimental": {
       "Project": "chromium",
       "Bucket": "try",