change nextcloud restart to unless-stopped

Docker/nextcloud/docker-compose.yml

@@ -1,7 +1,7 @@
 services:
   nextcloud:
     image: nextcloud/all-in-one:latest
-    restart: always
+    restart: unless-stopped
     container_name: nextcloud-aio-mastercontainer # 不允许更改此行，否则AIO将无法正常工作
     volumes:
       - nextcloud_aio_mastercontainer:/mnt/docker-aio-config # 不允许更改此行，否则内置备份解决方案将无法工作