feat: adding example tfvars for multizone deployment (PSCLOUD-177) (#402)

* feat: adding example tfvars for multizone deployment (PSCLOUD-177)

---------

Co-authored-by: Hitesh Zope <[email protected]>
Co-authored-by: Umesh Kolhe <[email protected]>

Author: 3 people

examples/sample-input-multizone.tfvars

@@ -34,7 +34,7 @@ default_nodepool_custom_data = ""
 
 ## General
 efs_performance_mode = "maxIO"
-storage_type         = "standard"
+storage_type         = "ha"
 
 ## Cluster Node Pools config
 node_pools = {