Update personal apps suspension strings.

String resource names were renamed to differ from the old ones
because the text used to require an integer argument.

Also notification update moved out of synchronized block.

Bug: 154912947
Test: atest com.android.server.devicepolicy.DevicePolicyManagerTest
Change-Id: I83997c2cf575f36bb2b53037ed9a68dfecc290a2
4 files changed