actually fix updater git dubious ownership

updater/.env.example

@@ -1,2 +1,4 @@
 GITEA_WEBHOOK_SECRET=
 DOCKER_CONFIG_DIR=
+DOCKER_CONFIG_UID=
+DOCKER_CONFIG_GID=

updater/docker-compose.yml

@@ -1,6 +1,7 @@
 services:
   updater:
     build: .
+    user: ${DOCKER_CONFIG_UID}:${DOCKER_CONFIG_GID}
     ports:
       - "6969:80"
     env_file:

updater/webhook.php

@@ -1,6 +1,6 @@
 <?php
 
-error_log(date('Y-m-d H:i:s'). "\t received request from " . $_SERVER['REMOTE_ADDR']);
+error_log("Received request from " . $_SERVER['REMOTE_ADDR']);
 
 
 $secret_key = getenv('GITEA_WEBHOOK_SECRET');