MAINT: Remove Grafana from deployment

add grafana dashboard

merge commit remove grafana

Hosting a separate Grafana just for ChatOps wastes resources and pollutes the number of Grafana instances the Cloud group runs. We will now use grafana.nubes.rl.ac.uk to host the dashboards. This is already implimented

Author: khalford

chatops_deployment/ansible/configure.yml

@@ -57,14 +57,6 @@
       tags:
         - node_exporter
 
-- name: Configure Grafana
-  hosts: stack
-  gather_facts: false
-  roles:
-    - grafana
-  tags:
-    - grafana
-
 - name: Attach volume
   hosts: stack
   gather_facts: true