Mark the EntitlementManager PendingIntents as immutable. am: a36d65da0a am: ec93812466

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1557108

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ieb900d82e5b8a67ae2be1e448966f6199986539d
tree: b30e04b1916d1587b92a3b8bb21f0ed81869a217
  1. framework/
  2. tests/
  3. Tethering/
  4. .gitignore
  5. OWNERS
  6. PREUPLOAD.cfg
  7. TEST_MAPPING