Check node init status when probing node health through REST API

Support to inject controller IP address to API config.

Change-Id: Iece8a84b698ef0da9803f11d473257c84e5adc4d
(cherry picked from commit 6a08072a2c1c3094818268ebf22ffa82f9713125)
diff --git a/apps/kubevirt-node/app/src/test/resources/org/onosproject/kubevirtnode/web/kubevirt-api-config.json b/apps/kubevirt-node/app/src/test/resources/org/onosproject/kubevirtnode/web/kubevirt-api-config.json
index f706cc3..7a5c5f5 100644
--- a/apps/kubevirt-node/app/src/test/resources/org/onosproject/kubevirtnode/web/kubevirt-api-config.json
+++ b/apps/kubevirt-node/app/src/test/resources/org/onosproject/kubevirtnode/web/kubevirt-api-config.json
@@ -5,5 +5,6 @@
   "token": "token",
   "caCertData": "caCertData",
   "clientCertData": "clientCertData",
-  "clientKeyData": "clientKeyData"
+  "clientKeyData": "clientKeyData",
+  "controllerIp": "127.0.0.1"
 }
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