[ONOS-7885] Adding Terminal_device device Type

Change-Id: I42a8f8aeef73e1d51d4b5128b9eb7e8879d0418c
diff --git a/core/api/src/main/java/org/onosproject/net/Device.java b/core/api/src/main/java/org/onosproject/net/Device.java
index da9a72e..e0a3d69 100644
--- a/core/api/src/main/java/org/onosproject/net/Device.java
+++ b/core/api/src/main/java/org/onosproject/net/Device.java
@@ -27,7 +27,8 @@
      */
     enum Type {
         SWITCH, ROUTER, ROADM, OTN, ROADM_OTN, FIREWALL, BALANCER, IPS, IDS, CONTROLLER,
-        VIRTUAL, FIBER_SWITCH, MICROWAVE, OLT, ONU, OPTICAL_AMPLIFIER, OLS, OTHER, SERVER
+        VIRTUAL, FIBER_SWITCH, MICROWAVE, OLT, ONU, OPTICAL_AMPLIFIER, OLS, TERMINAL_DEVICE,
+        OTHER, SERVER
     }
 
     /**