sepolicy_vndr: Remove duplicate bt_device type definition

Change-Id: I6b79865a3b21b887723ef603fbd3a10ddf0eda7b
diff --git a/legacy/vendor/common/device.te b/legacy/vendor/common/device.te
index c0fbe99..88c12ed 100644
--- a/legacy/vendor/common/device.te
+++ b/legacy/vendor/common/device.te
@@ -162,9 +162,6 @@
 #define AT device
 type at_device, dev_type;
 
-#define Bluetooth device
-type bt_device, dev_type;
-
 #define Wlan device
 type wlan_device, dev_type;