COMAC-162 Fix test scenario to wait until DP is ready

It takes more than 30s to resolve ARP for S1U and SGI entities in some
environments. Fixed test scenario to wait until ARP resolved and increased
timeout to 60s.
NGIC images are also changed to the one built without STATIC_ARP option.

Change-Id: I917c7854bb59088f21dd5223f21e5b06415a1807
diff --git a/comac-in-a-box/comac-in-a-box-values.yaml b/comac-in-a-box/comac-in-a-box-values.yaml
index df30271..3825a54 100644
--- a/comac-in-a-box/comac-in-a-box-values.yaml
+++ b/comac-in-a-box/comac-in-a-box-values.yaml
@@ -23,12 +23,12 @@
 hss:
   cpu: 0.5
 spgwc:
-  image: omecproject/ngic-cp:0.1.0-debug
+  image: omecproject/ngic-cp:0.1.0-dev-debug
   cpu: 0.5
 spgwu:
   images:
     tags:
-      spgwu: omecproject/ngic-dp:0.1.0-debug
+      spgwu: omecproject/ngic-dp:0.1.0-dev-debug
   resources:
     cpu: 1
   conf:
@@ -44,15 +44,9 @@
   s1u:
     cni_plugin: simpleovs
     ipam: host-local
-    static_arp:
-    - ip: 119.0.0.253
-      mac: 0a:00:00:00:00:01
   sgi:
     cni_plugin: simpleovs
     ipam: host-local
-    static_arp:
-    - ip: 13.1.1.254
-      mac: 0e:00:00:00:00:01
 
 # oaisim values
 conf: