(enhancement)charts: add imagepullpolicy in charts (#236)

Signed-off-by: ksatchit <karthik.s@mayadata.io>

charts/generic/disk-fill/experiment.yaml

@@ -32,6 +32,7 @@ spec:
           - "update"
           - "delete"
     image: "litmuschaos/ansible-runner:latest"
+    imagePullPolicy: Always
     args:
     - -c
     - ansible-playbook ./experiments/generic/disk_fill/disk_fill_ansible_logic.yml -i /etc/ansible/hosts -vv; exit 0
@@ -66,4 +67,4 @@ spec:
       value: '/var/lib/docker/containers'
 
     labels:
-      name: disk-fill
+      name: disk-fill