Merge "Filter package visibility in checkExistsAndEnforceCannotModifyImmutablyRestrictedPermission()." into sc-dev am: 4c2c1530bf am: 695b2a1b1a am: 8ffd5114a1 am: bce78254a5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14390030

Change-Id: Icd1fe8c0027ea1955419bd3fcca9dde037b43e74