Ensure correct admin name is logged.

Currently if permission checks aren't enabled, caller.getPackageName()
will return null and it will be passed to metrics and security log.
This CL changes it so that caller always has package.

Bug: 266588263
Test: atest OrgOwnedProfileOwnerTest#testSecurityLogging
Change-Id: I55ce06b89563421af50280d893029ac7a41f8081