Merge "Revert "Use RECEIVER_NOT_EXPORTED in CarrierPrivilegeAuthenticator."" am: 3e712761a4

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2037088

Change-Id: I990213dae031515974201c8ccfed8a703a81d35b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>