Revert graylog to graylog/graylog:6.0.5

Author: mrnicegyu11

services/graylog/docker-compose.yml.j2

@@ -48,7 +48,7 @@ services:
           cpus: "0.1"
   # Graylog: https://hub.docker.com/r/graylog/graylog/
   graylog:
-    image: graylog/graylog:6.2.2
+    image: graylog/graylog:6.0.5
     init: true
     # user: "1000:1001"
     configs: