Fixes and additional support for ssl_mode for CloudSQL module (#2002)

* added ssl mode, ignore password change and maintenance fix

* validation - ssl mode can be null

* removed ignore password

* readme update

* added moved, shortened ssl_mode desc

* order fix

* fmt

* created ssl variable

* handle exceptions

* removed null from optional

* change ssl from null to empty object

* output ordered alphabetically

* readme update

* default value of require_ssl

modules/cloudsql-instance/outputs.tf

@@ -21,6 +21,12 @@ locals {
   )
 }
 
+output "client_certificates" {
+  description = "The CA Certificate used to connect to the SQL Instance via SSL."
+  value       = google_sql_ssl_cert.client_certificates
+  sensitive   = true
+}
+
 output "connection_name" {
   description = "Connection name of the primary instance."
   value       = google_sql_database_instance.primary.connection_name
@@ -92,12 +98,6 @@ output "names" {
   }
 }
 
-output "postgres_client_certificates" {
-  description = "The CA Certificate used to connect to the SQL Instance via SSL."
-  value       = google_sql_ssl_cert.postgres_client_certificates
-  sensitive   = true
-}
-
 output "psc_service_attachment_link" {
   description = "The link to service attachment of PSC instance."
   value       = google_sql_database_instance.primary.psc_service_attachment_link