Fixed CM APT proxy url.

2.Common_services/5.Nginx/vhost_skyreach.conf

@@ -67,7 +67,7 @@ server {
 	}
 
 	# APT proxy urls
-	location ~ /[\w\d\.-_]+.ubuntu.com/ubuntu {
+	location ~ /[\w\d\.\-\_]+.ubuntu.com/ubuntu {
 		proxy_pass http://127.0.0.1:3142;
 	}
 }