remove gae inputs and only apply location_preference if vars are specified

modules/cloud-sql/variables.tf

@@ -69,12 +69,6 @@ variable "authorized_networks" {
   # ]
 }
 
-variable "authorized_gae_applications" {
-  description = "A list of Google App Engine (GAE) project names that are allowed to access this instance."
-  type        = list(string)
-  default     = []
-}
-
 variable "backup_enabled" {
   description = "Set to false if you want to disable backup."
   type        = bool
@@ -160,12 +154,6 @@ variable "disk_type" {
   default     = "PD_SSD"
 }
 
-variable "follow_gae_application" {
-  description = "A GAE application whose zone to remain in. Must be in the same region as this instance."
-  type        = string
-  default     = null
-}
-
 variable "master_zone" {
   description = "Preferred zone for the master instance (e.g. 'us-central1-a'). 'region'. If null, Google will auto-assign a zone."
   type        = string