Update selinux for inputflinger

Allow CAP_BLOCK_SUSPEND
Allow reading /dev/input/*

Change-Id: I869a4921e024702300aa9ecba9cdf84ae2b6edac

inputflinger.te

@@ -8,4 +8,8 @@ binder_service(inputflinger)
 
 binder_call(inputflinger, system_server)
 
+wakelock_use(inputflinger)
+
 allow inputflinger inputflinger_service:service_manager { add find };
+allow inputflinger input_device:dir r_dir_perms;
+allow inputflinger input_device:chr_file rw_file_perms;