Updated configs to remove vendor name from device ID

Also running demo pod with two cavium spines

Change-Id: I3a220b0025f1eb5e4e80a7a7ae6737345b3e98ab
diff --git a/p4-pod-configs/mwc-pod/cavium-spine1.json b/p4-pod-configs/mwc-pod/cavium-spine1.json
index 102ca0f..3b7d6e7 100644
--- a/p4-pod-configs/mwc-pod/cavium-spine1.json
+++ b/p4-pod-configs/mwc-pod/cavium-spine1.json
@@ -1,10 +1,10 @@
 {
   "devices": {
-    "device:cavium:spine1": {
+    "device:spine1": {
       "generalprovider": {
         "p4runtime": {
           "ip": "10.128.13.101",
-          "deviceKeyId": "p4runtime:device:cavium:spine1",
+          "deviceKeyId": "p4runtime:device:spine1",
           "port": 50051,
           "deviceId": 1
         }