chore: added note in documentation for disk size variable (#149)

Author: sumeetoc

examples/mysql-private/main.tf

@@ -45,7 +45,7 @@ locals {
 
 module "network-safer-mysql-simple" {
   source  = "terraform-google-modules/network/google"
-  version = "~> 1.4"
+  version = "~> 2.5"
 
   project_id   = var.project_id
   network_name = local.network_name

modules/mysql/README.md

@@ -1,5 +1,7 @@
 # terraform-google-sql for MySQL
 
+Note: CloudSQL provides [disk autoresize](https://cloud.google.com/sql/docs/mysql/instance-settings#automatic-storage-increase-2ndgen) feature which can cause a [Terraform configuration drift](https://www.hashicorp.com/blog/detecting-and-managing-drift-with-terraform) due to the value in `disk_size` variable, and hence any updates to this variable is ignored in the [Terraform lifecycle](https://www.terraform.io/docs/configuration/resources.html#ignore_changes).
+
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
 ## Inputs
 

modules/postgresql/README.md

@@ -1,5 +1,7 @@
 # terraform-google-sql for PostgreSQL
 
+Note: CloudSQL provides [disk autoresize](https://cloud.google.com/sql/docs/mysql/instance-settings#automatic-storage-increase-2ndgen) feature which can cause a [Terraform configuration drift](https://www.hashicorp.com/blog/detecting-and-managing-drift-with-terraform) due to the value in `disk_size` variable, and hence any updates to this variable is ignored in the [Terraform lifecycle](https://www.terraform.io/docs/configuration/resources.html#ignore_changes).
+
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
 ## Inputs