rename log functions with dokku_log_ prefix

plugins/nginx-vhosts/post-deploy

@@ -7,7 +7,7 @@ APP="$1"; PORT="$2"; IP="$3"
 set +e; NO_VHOST=$(dokku config:get $APP NO_VHOST); set -e
 
 if [[ -n "$NO_VHOST" ]]; then
-  info1 "NO_VHOST config detected"
+  dokku_log_info1 "NO_VHOST config detected"
 elif [[ ! -f "$DOKKU_ROOT/$APP/VHOST" ]]; then
   dokku domains:setup $APP
 fi