Revert "Include AndroidX test rules in Robolectric tests"

Revert submission 26605558-robolectric-enable-androidx-rules

Reason for revert: Droid-monitor created revert due to build breakages in b/330752689.

Reverted changes: /q/submissionid:26605558-robolectric-enable-androidx-rules

Change-Id: I7737d713be09faff78327df80232d084e836b500
1 file changed