Change video files and change nginx configuration

Change-Id: I84f40794ab64c8d720af92b8e7bb78361e084aed
diff --git a/mcord/mcord-cdn-local/values.yaml b/mcord/mcord-cdn-local/values.yaml
index fbc4a06..67e037b 100644
--- a/mcord/mcord-cdn-local/values.yaml
+++ b/mcord/mcord-cdn-local/values.yaml
@@ -25,7 +25,7 @@
 
 nginx:
   images:
-    nginx_image: "woojoong/nginx:onf-video-v2"
+    nginx_image: "woojoong/nginx:onf-video-v3"
   ports:
     rtmp_orig: 1935
     rtmp_np: 31935