TEMP run ui-tests on the PR

Author: rvandermeulen

taskcluster/kinds/test/kind.yml

@@ -56,7 +56,7 @@ tasks:
         treeherder:
             platform: 'ui-test/opt'
             symbol: debug(ui-test-arm)
-        run-on-tasks-for: [github-push]
+        run-on-tasks-for: [github-push, github-pull-request]
         run:
             # TODO Generate APKs in a build task instead
             gradlew: ['clean', 'assembleDebug', 'assembleAndroidTest']