Revert "Target system_current for PermissionController."

This reverts commit b8186e7d850b9f1f172517449cd1f06464bd05cc.

Reason for revert: possible test failure due to lack of FLAG_IMMUTABLE in PermissionController PendingIntents
Fixes: 211676770

Change-Id: I787d7cf0d3b2cb1a22939a0479c06b47fe39eeb2
2 files changed