DO NOT MERGE Remove unused ActivityTestRules

These "ActivityTestRule" rules:

- Are unused (exception: one rule is used by PermissionReviewTest, so
  move it there)
- Add unnecessary latency to test startup
- Are causing intermittent "Could not launch intent" test failures

Bug: 274534036
Test: atest CtsPermission3TestCases
Change-Id: Ibb1ab341ec3bf8276402be10a813486735cd76fb
3 files changed