Merge pull request #4616 from faucetsdn/renovate/prom-prometheus-3.x

Update prom/prometheus Docker tag to v3.0.1

Author: gizmoguy

docker-compose.yaml

@@ -4,7 +4,7 @@ services:
 
     prometheus:
         restart: always
-        image: 'prom/prometheus:v3.0.0'
+        image: 'prom/prometheus:v3.0.1'
         user: 'root'
         ports:
             - '9090:9090'