update code

quickstart/201-postgresql-fs-db/variables.tf

@@ -1,11 +1,9 @@
-variable "environment" {
-  default = "dev"
-}
-
-variable "name" {
-  default = "demo-postgresql-fs"
+variable "name_prefix" {
+  default       = "postgresqlfs"
+  description   = "Prefix of the resource name that's combined with a random ID so name is unique in your Azure subscription."
 }
 
 variable "location" {
-  default = "West Europe"
+  default = "eastus"
+  description   = "Location of the resource."
 }