(docs): updating docs link in charts (#498)

Signed-off-by: shubham chaudhary <shubham@chaosnative.com>

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

@@ -32,7 +32,7 @@ spec:
     - name: Source Code
       url: https://github.com/litmuschaos/litmus-ansible/tree/master/experiments/kafka/kafka-broker-disk-failure
     - name: Documentation
-      url: https://docs.litmuschaos.io/docs/kafka-broker-disk-failure/
+      url: https://v1-docs.litmuschaos.io/docs/kafka-broker-disk-failure/
     - name: Video
       url:
   icon:

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

@@ -36,7 +36,7 @@ spec:
     - name: Source Code
       url: https://github.com/litmuschaos/litmus-go/tree/master/experiments/kafka/kafka-broker-pod-failure
     - name: Documentation
-      url: https://docs.litmuschaos.io/docs/kafka-broker-pod-failure/
+      url: https://litmuschaos.github.io/litmus/experiments/categories/kafka/kafka-broker-pod-failure/
     - name: Video
       url:
   icon: