RESTRICT AUTOMERGE V2 Merge all permissions in a shared UID for every package in that UID

Since every package can use the permissions in the shared UID, even if
the given package didn't request it, every package should be treated in
UI as if they all have the total set of requested permissions

Test: atest PermissionTest23
Bug: 435737668
Flag: EXEMPT CVE_FIX
Relnote: cve fix
Low-Coverage-Reason: security fix
BUG: 456903810
Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:5dc1286825914295c86550b4321cb26397994543
Merged-In: I886add5db84b659d52d4a60b17304f017a17dc90
Change-Id: I886add5db84b659d52d4a60b17304f017a17dc90