chore(argo-cd): add shard option for clusterCredentials (#2779)

feat(argocd): add shard option for clusterCredentials

Signed-off-by: Clement Chevalier <clement.chevalier@contentsquare.com>

charts/argo-cd/values.yaml

@@ -461,6 +461,16 @@ configs:
     #     tlsClientConfig:
     #       insecure: false
     #       caData: "<base64 encoded certificate>"
+    # mycluster4-sharded:
+    #   shard: 1
+    #   server: https://mycluster4.example.com
+    #   labels: {}
+    #   annotations: {}
+    #   config:
+    #     bearerToken: "<authentication token>"
+    #     tlsClientConfig:
+    #       insecure: false
+    #       caData: "<base64 encoded certificate>"
 
   # -- Repository credentials to be used as Templates for other repos
   ## Creates a secret for each key/value specified below to create repository credentials