Revert "Revert "Target system_current for PermissionController."" am: 606100b784 am: 81e325fce2 am: db44c55df7

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Permission/+/1931244

Change-Id: Ia9c1fd6284ae39132f01cdccfd8e883f621fa5d1