chore: update output name

outputs.tf

@@ -3,7 +3,7 @@ output "name" {
   value       = one(snowflake_database_role.this[*].name)
 }
 
-output "name_fully_qualified" {
+output "fully_qualified_name" {
   description = "Name of the database role in fully qualified format (\"DB_NAME\".\"ROLE_NAME\")"
   value       = local.database_role_name
 }