Allow mediaserver/audioserver to access permission checker service

bug: 158792096

Test: atest CtsMediaTestCases
      atest CtsPermissionTestCases
      atest CtsPermission2TestCases
      atest CtsPermission3TestCases
      atest CtsPermission4TestCases

Change-Id: I392c87f0a85a09d891bceaaefeae1b3f9acff55a
diff --git a/private/audioserver.te b/private/audioserver.te
index 5047e2c..2d0b46d 100644
--- a/private/audioserver.te
+++ b/private/audioserver.te
@@ -36,6 +36,7 @@
 allow audioserver external_vibrator_service:service_manager find;
 allow audioserver package_native_service:service_manager find;
 allow audioserver permission_service:service_manager find;
+allow audioserver permission_checker_service:service_manager find;
 allow audioserver power_service:service_manager find;
 allow audioserver scheduling_policy_service:service_manager find;
 allow audioserver mediametrics_service:service_manager find;