User Story 177223 (#269)

* Added output of endpoint; Renamed readme

quickstart/101-storage-account-with-static-website/variables.tf

@@ -1,9 +1,11 @@
 variable "resource_group_location" {
-  default     = "eastus"
+  type        = string
   description = "Location of the resource group."
+  default     = "eastus"
 }
 
 variable "resource_group_name_prefix" {
-  default     = "rg"
+  type        = string
   description = "Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription."
+  default     = "rg"
 }