Move optional parameter to example block in CONFIG-VARS.md

Signed-off-by: PhanikumarThodupunoori <[email protected]>

Author: PhanikumarThodupunoori

docs/CONFIG-VARS.md

@@ -298,6 +298,9 @@ Here is an example of the `postgres_servers` variable with the `default` server
 postgres_servers = {
   default = {
     administrator_password       = "D0ntL00kTh1sWay"
+    server_version               = ""  # Specify PostgreSQL version here
+    machine_type                 = ""  # Specify the machine type here
+    edition                      = ""  # Specify the edition here (e.g., ENTERPRISE, ENTERPRISE_PLUS)
   },
   cds-postgres = {
     machine_type                           = "db-custom-4-16384"

examples/sample-input.tfvars

@@ -24,9 +24,7 @@ tags = {} # e.g., { "key1" = "value1", "key2" = "value2" }
 #                   block below.
 postgres_servers = {
   default = {
-    server_version = ""              # Specify PostgreSQL version here
-    machine_type   = ""  # Specify the machine type here
-    edition        = ""  # Specify the edition here (e.g., ENTERPRISE, ENTERPRISE_PLUS)
+
   }
 },