Removes cleanup job from Terraform.latest

This job is causing confusion, and
should not be in the default branch
branch

Changelog: fixed

lib/gitlab/ci/templates/Terraform.latest.gitlab-ci.yml

@@ -31,8 +31,3 @@ deploy:
     - build
   environment:
     name: $TF_STATE_NAME
-
-cleanup:
-  extends: .terraform:destroy
-  dependencies:
-    - deploy