Fix ONOS-5091

Change-Id: I11762eb799c1f93536f472807167cdba20a7c8e6
(cherry picked from commit 45f806ccedf844dfc8fe1722eca653f274b83f12)
diff --git a/web/api/src/main/resources/definitions/Group.json b/web/api/src/main/resources/definitions/Group.json
index 53d226e..a96125a 100644
--- a/web/api/src/main/resources/definitions/Group.json
+++ b/web/api/src/main/resources/definitions/Group.json
@@ -62,7 +62,7 @@
     "appId": {
       "type": "string",
       "description": "application identifier",
-      "example": "1"
+      "example": "org.onosproject.rest"
     },
     "appCookie": {
       "type": "string",