(feat)charts: Add chaos experiments for OpenEBS network loss and delay (#19)

Refactor charts 

Signed-off-by: rajdas98 raj.das@mayadata.io

charts/openebs/openebs-pool-failure/experiment.yaml

@@ -0,0 +1,34 @@
+---
+apiVersion: litmuschaos.io/v1alpha1
+description:
+  message: |
+    Kill the pool pod and check if gets scheduled again
+kind: ChaosExperiment
+metadata:
+  labels:
+    litmuschaos.io/name: openebs
+  name: openebs-pool-failure
+  version: 0.1.0
+spec:
+  definition:
+    image: "openebs/ansible-runner:ci"
+    args:
+    - -c
+    - ansible-playbook ./experiments/chaos/openebs_pool_failure/test.yml -i /etc/ansible/hosts -vv; exit 0
+    command:
+    - /bin/bash
+    env:
+    - name: ANSIBLE_STDOUT_CALLBACK
+      value: default
+    - name: DATA_PERSISTENCE
+      value: ""
+    - name: CHAOS_TYPE
+      value: "pool-kill"
+    - name: CHAOS_ITERATIONS
+      value: "2"
+    labels:
+      name: openebs-pool-failure
+    configmaps:
+    - name: pool-failure
+      data:
+        parameters.yml: |