Remove unneeded device type.

timerirq_device has been removed in favor
of using the existing sensors_device domain.

Change-Id: I503e4a511c2901890356559c0afb971392b4ec6f
Signed-off-by: rpcraig <rpcraig@tycho.ncsc.mil>

device.te

@@ -33,7 +33,6 @@ type random_device, dev_type;
 type sensors_device, dev_type;
 type serial_device, dev_type;
 type socket_device, dev_type;
-type timerirq_device, dev_type;
 type tty_device, dev_type;
 type urandom_device, dev_type;
 type video_device, dev_type;

system.te

@@ -230,5 +230,5 @@ allow system cache_backup_file:dir { relabelto relabelfrom create_dir_perms };
 allow system usb_device:chr_file rw_file_perms;
 allow system usb_device:dir r_dir_perms;
 
-# Allow system to talk to sensors and timer irq
-allow system { sensors_device timerirq_device }:chr_file rw_file_perms;
+# Allow system to talk to sensors
+allow system sensors_device:chr_file rw_file_perms;