style: fix missing newline

[vthiery]

Which problem does the PR fix?

When installing, the doc reads:

> kubectl port-forward svc/camunda-platform-zeebe-gateway 26500:26500 -n default
> kubectl port-forward svc/camunda-platform-zeebe-gateway 8088:8080 -n default

Now you can connect your workers and clients to `localhost:26500`
### Connecting to Web apps


As part of the Helm charts, an ingress definition can be deployed, but you require to have an Ingress Controller for that Ingress to be Exposed.

What's in this PR?

A simple Go template change to keep left space before the new section.

Checklist

Please make sure to follow our Contributing Guide.

Before opening the PR:

• In the repo's root dir, run make go.update-golden-only.
• There is no other open pull request for the same update/change.

After opening the PR:

• Did you sign our CLA (Contributor License Agreement)? It will show once you open the PR.
• Did all checks/tests pass in the PR?
  • No, but the failures are unlikely the result of this change

[aabouzaid]

Thanks for the PR 🙌
Please rebase your branch to the latest main to fix the conflict.