Introduce ciflow/android and ciflow/apple label

Pull Request resolved: #4992

Author: kirklandsign

.github/pytorch-probot.yml

@@ -1,5 +1,7 @@
 # The schema is from https://github.com/pytorch/pytorch/blob/main/.github/pytorch-probot.yml
 ciflow_push_tags:
+- ciflow/android
+- ciflow/apple
 - ciflow/nightly
 - ciflow/trunk
 - ciflow/binaries