fix: correct users added by postgres-ha test fixture

Author: thefirstofthe300

test/fixtures/postgresql-ha/main.tf

@@ -114,6 +114,10 @@ module "pg" {
   user_password = "foobar"
 
   additional_users = [
+    {
+      name     = "tftest1"
+      password = "raboof"
+    },
     {
       name     = "tftest2"
       password = "abcdefg"