Merge branch 'renovate/templates-nodered-node-red-3.x' into 'master'

Update nodered/node-red Docker tag to v3.1.3

See merge request !90

intern/docker_nodered/templates/docker-compose.yml

@@ -9,7 +9,7 @@ version: "3"
 services:
 
   app:
-    image: nodered/node-red:3.0.2
+    image: nodered/node-red:3.1.3
     restart: always
     volumes:
       - "{{ basedir }}/data:/data"