[grafana] Run on port 3002 to not conflict

ansible/roles/grafana/templates/grafana.conf.j2

@@ -12,6 +12,7 @@ provisioning = /var/db/grafana/provisioning
 [server]
 protocol = http
 domain = logs.unbl.ink
+http_port = 3002
 ;enforce_domain = false
 ;router_logging = false