Allowlist for platform signed package/sharedUid-s.

Fixes: 308573259
Test: atest android.content.pm.cts.PackageManagerTest
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:4f882ccfbf955b5fc9e04ef45ff3293885a7d20a)
Merged-In: Ieb9e256b5fbb3b2ccd5d6a695f63011a31e95d9b
Change-Id: Ieb9e256b5fbb3b2ccd5d6a695f63011a31e95d9b
24D1-dev is based on 24Q2-release. Therefore, we merged this CL to 24D1-dev.