(feat): add kafka-broker-pod-failure chart (#54)

* (feat): add kafka-broker-pod-failure chart
* (feat): add icons for kafka charts

Signed-off-by: shubhamchaudhary <shubham.chaudhary@mayadata.io>
Signed-off-by: shubhamchaudhary <shubham.chaudhary@mayadata.io>

charts/kafka/kafka-broker-pod-failure/experiment.yaml

@@ -0,0 +1,93 @@
+apiVersion: litmuschaos.io/v1alpha1
+description:
+  message: |
+   Deleting a kafka broker pod
+kind: ChaosExperiment
+metadata:
+  name: kafka-broker-pod-failure
+  version: 0.1.0
+spec:
+  definition:
+    permissions:
+      apiGroups:
+        - ""
+        - "extensions"
+        - "apps"
+        - "batch"
+        - "litmuschaos.io"
+      resources:
+        - "daemonsets"
+        - "statefulsets"
+        - "deployments"
+        - "replicasets"
+        - "jobs"
+        - "pods"
+        - "pods/exec"
+        - "chaosengines"
+        - "chaosexperiments"
+        - "chaosresults"
+      verbs:
+        - "*"
+    image: "litmuschaos/ansible-runner:ci"
+    args:
+    - -c
+    - ansible-playbook ./experiments/kafka/kafka-broker-pod-failure/kafka-broker-pod-failure-ansible-logic.yml -i /etc/ansible/hosts -vv; exit 0
+    command:
+    - /bin/bash
+    env:
+
+    - name: ANSIBLE_STDOUT_CALLBACK
+      value: 'default'
+
+    - name: KAFKA_KIND
+      value: 'statefulset'
+
+    - name: KAFKA_LIVENESS_STREAM
+      value: 'enabled'
+
+    - name: TOTAL_CHAOS_DURATION
+      value: '15'
+
+    - name: CHAOS_INTERVAL
+      value: '5'
+
+    - name: FORCE
+      value: 'true'
+
+    - name: KAFKA_NAMESPACE
+      value: ''
+
+    - name: KAFKA_LABEL
+      value: ''
+
+    - name: KAFKA_BROKER
+      value: ''
+
+    - name: KAFKA_REPLICATION_FACTOR
+      value: ''
+
+    - name: KAFKA_SERVICE
+      value: ''
+
+    - name: KAFKA_PORT
+      value: ''
+
+    - name: ZOOKEEPER_NAMESPACE
+      value: ''
+
+    - name: ZOOKEEPER_LABEL
+      value: ''
+
+    - name: ZOOKEEPER_SERVICE
+      value: ''
+
+    - name: ZOOKEEPER_PORT
+      value: ''
+
+    ## env var that describes the library used to execute the chaos
+    ## default: litmus. Supported values: litmus, powerfulseal, chaoskube
+    - name: LIB
+      value: 'litmus'
+ 
+    labels:
+      name: kafka-broker-pod-failure

charts/kafka/kafka-broker-pod-failure/kafka-broker-pod-failure.chartserviceversion.yaml

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+apiVersion: litmuchaos.io/v1alpha1
+kind: ChartServiceVersion
+metadata:
+  name: kafka-broker-pod-failure
+  version: 0.1.0
+  annotations:
+    categories: Kafka
+    vendor: Mayadata
+    repository: https://github.com/litmuschaos/chaos-charts
+    support: https://app.slack.com/client/T09NY5SBT/CNXNB0ZTN
+spec:
+  displayName: kafka-broker-pod-failure
+  categoryDescription: |
+    This chaos experiment kills (random or specified) kafka broker pods
+  keywords:
+    - Kubernetes
+    - Pod
+    - State 
+    - Kafka
+  platforms:
+    - GKE
+    - konvoy
+  maturity: alpha
+  maintainers:
+    - name: ksatchit
+      email: karthik.s@mayadata.io
+  minKubeVersion: 1.12.0
+  provider:
+    name: Mayadata
+  links:
+    - name: Kafka Website
+      url: http://kafka.apache.org/
+    - name: Source Code
+      url: https://github.com/litmuschaos/litmus/tree/master/experiments/kafka
+  icon:
+    - url: 
+      mediatype: ""
+  chaosexpcrdlink: https://raw.githubusercontent.com/litmuschaos/chaos-charts/master/charts/kafka/kafka-broker-pod-failure/experiment.yaml