Adding policies to address bootup denials

Addressing all the boot-up denials.

Change-Id: Ia5c0f44934b935852e10d459c114ba636b94ced9
diff --git a/common/mediaserver.te b/common/mediaserver.te
index a651425..573b4a6 100644
--- a/common/mediaserver.te
+++ b/common/mediaserver.te
@@ -41,6 +41,9 @@
 # for thermal sock files
 unix_socket_connect(mediaserver, thermal, thermal-engine)
 
+#This is required for thermal sysfs access
+r_dir_file(mediaserver, sysfs_thermal);
+
 #allow mediaserver to communicate with timedaemon
 allow mediaserver time_daemon:unix_stream_socket connectto;