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

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

charts/gcp/gcp-vm-disk-loss/gcp-vm-disk-loss.chartserviceversion.yaml

@@ -27,7 +27,7 @@ spec:
     app.kubernetes.io/version: latest
   links: 
     - name: Documentation 
-      url: https://docs.litmuschaos.io/docs/getstarted/ 
+      url: https://litmuschaos.github.io/litmus/experiments/categories/gcp/gcp-vm-disk-loss/
   icon:
     - url: 
       mediatype: ""

charts/gcp/gcp-vm-instance-stop/gcp-vm-instance-stop.chartserviceversion.yaml

@@ -27,7 +27,7 @@ spec:
     app.kubernetes.io/version: latest
   links: 
     - name: Documentation 
-      url: https://docs.litmuschaos.io/docs/getstarted/ 
+      url: https://litmuschaos.github.io/litmus/experiments/categories/gcp/gcp-vm-instance-stop/ 
   icon:
     - url: 
       mediatype: ""

charts/gcp/gcp.chartserviceversion.yaml

@@ -27,7 +27,7 @@ spec:
     - name: GCP Website
       url: https://cloud.google.com/
     - name: Documentation 
-      url: https://docs.litmuschaos.io/docs/getstarted/ 
+      url: https://litmuschaos.github.io/litmus/experiments/categories/contents/#cloud-infrastructure
     - name: Community Slack
       url: https://app.slack.com/client/T09NY5SBT/CNXNB0ZTN
   icon: