Add new bug-fix workflow to Magic Modules

[c2thorn]

Release Note Template for Downstream PRs (will be copied)

See Write release notes for guidance.

[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes for commit c616257:

Diff report

Your PR hasn't generated any diffs, but I'll let you know if a future commit does.

[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes for commit d628f88:

Diff report

Your PR hasn't generated any diffs, but I'll let you know if a future commit does.

[c2thorn]

Can be removed if/when we ever remove it from the default workflow

[c2thorn]

@modular-magician reassign-reviewer @melinath

[github-actions]

Googlers: For automatic test runs see go/terraform-auto-test-runs.

@melinath, a repository maintainer, has been assigned to review your changes. If you have not received review feedback within 2 business days, please leave a comment on this PR asking them to take a look.

You can help make sure that review is quick by doing a self-review and by running impacted tests locally.