[sheriff] Disable ui.ChromeLogin

The test is flaky.

TBR=achuith@chromium.org
Bug: 1167243

Change-Id: I40dae90f9e18013b673c4a5188500bacf2d79c3f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2633095
Auto-Submit: Fabrice de Gans-Riberi <fdegans@chromium.org>
Reviewed-by: Yi Gu <yigu@chromium.org>
Commit-Queue: Fabrice de Gans-Riberi <fdegans@chromium.org>
Cr-Commit-Position: refs/heads/master@{#844162}

chromeos/BUILD.gn

@@ -246,7 +246,6 @@ if (is_chromeos_device) {
 
   tast_test("chrome_login_tast_tests") {
     tast_tests = [
-      "ui.ChromeLogin",
       "ui.ChromeCrashLoggedIn",
       "ui.ChromeCrashNotLoggedIn",
     ]
@@ -266,6 +265,9 @@ if (is_chromeos_device) {
       # crbug.com/1162346
       "ui.WindowControl",
 
+      # crbug.com/1167243
+      "ui.ChromeLogin",
+
       # crbug.com/1115622
       "ui.ChromeLoginGAIA",