feat: Make author address overridable

[mbialon]

Related issue

Fixes #382

Description

The author's address was hard-coded. I made it settable from the config.

Checklist

• I have updated the PR title to match CDKTF's style guide
• I have run the linter on my code locally
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation if applicable
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works if applicable
• New and existing unit tests pass locally with my changes

[hashicorp-cla]

All committers have signed the CLA.

[ansgarm]

Hi @mbialon 👋

Thank you for the PR 👍 Looks good so far.

You marked this PR as a draft – Is there anything you want to add before we give it a proper review?

[mbialon]

Hi @ansgarm

Nothing to add. Marked it as ready for review.

[ansgarm]

Thanks for the PR @mbialon 👍

[github-actions]

I'm going to lock this pull request because it has been closed for at least 7 days. This helps our maintainers find and focus on the active issues. If you've found a problem that seems related to this change, please open a new issue so we can investigate further.