Remove unnecessary policy from mediadrmserver

The policy is no longer needed because the allow rules are now granted
to mediadrmserver via hal_drm when DRM HAL runs in the process of
mediadrmserver. When DRM HAL runs in outside of the mediadrmserver
processes, the rules are not needed anyway.

The dontaudit rules aren't needed either.

Test: Play movie using Google Play Movies
Test: Play movie using Netflix
Bug: 34170079
Change-Id: I73acf5b0c2456960bb2a6d933dbe7db7bcbfe3c4
diff --git a/sepolicy/mediadrmserver.te b/sepolicy/mediadrmserver.te
deleted file mode 100644
index c1e9f6d..0000000
--- a/sepolicy/mediadrmserver.te
+++ /dev/null
@@ -1,7 +0,0 @@
-# supress audit messages for attempting access to /firmware
-dontaudit mediadrmserver firmware_file:dir search;
-
-# communicate with perfd
-allow mediadrmserver perfd_data_file:dir search;
-allow mediadrmserver perfd:unix_stream_socket connectto;
-allow mediadrmserver perfd_data_file:sock_file write;