chore(charts):Added Labels for Workflow and Engine (#437)

* Adding subject and label

Signed-off-by: Oum Kale <oumkale@chaosnative.com>

* updating context for infra level

Signed-off-by: Oum Kale <oumkale@chaosnative.com>

* updating chaosengine name

Signed-off-by: Oum Kale <oumkale@chaosnative.com>

* updating image to litmuschaos/k8s:latest

Signed-off-by: Oum Kale <oumkale@chaosnative.com>

workflows/node-memory-hog/workflow.yaml

@@ -3,6 +3,8 @@ kind: Workflow
 metadata:
   generateName: argowf-chaos-node-memory-hog-
   namespace: litmus
+  labels:
+    subject: "{{workflow.parameters.context}}"
 spec:
   entrypoint: argowf-chaos
   serviceAccountName: argo-chaos
@@ -13,6 +15,8 @@ spec:
     parameters:
       - name: adminModeNamespace
         value: "litmus"
+      - name: context
+        value: "node-memory-hog_infra" 
   templates:
     - name: argowf-chaos
       steps:
@@ -120,6 +124,8 @@ spec:
                 metadata:
                   name: kube-proxy-node-memory-hog-chaos
                   namespace: {{workflow.parameters.adminModeNamespace}}
+                  labels:
+                    context: "{{workflow.parameters.context}}"
                 spec:
                   jobCleanUpPolicy: retain
                   engineState: 'active'