更新 rancher-compose.yml

templates/superapp/34/rancher-compose.yml

 version: '2'
 catalog:
   name: "superAPP | 超级app后台系统"
-  version: "2.1.2"
+  version: "2.1.3"
   description: |
     超级app后台系统。
   minimum_rancher_version: ""