ci: Use todo-issue-reopener

[ianlewis]

Description:

Updates CI to use the todo-issue-reopener in the new repository: https://github.com/ianlewis/todo-issue-reopener

Related Issues:

Updates #1367

Checklist:

• [x] Review the CONTRIBUTING.md documentation.
• [x] Add a reference to a related issue in the repository.
• [x] Add a description of the changes proposed in the pull request.
• [x] Add unit tests if applicable.
• [x] Update documentation if applicable.
• [x] Add a note in the CHANGELOG.md if applicable.
• [x] Sign the Google CLA.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (4d8a20b) 82.09% compared to head (7faddcb) 82.09%.

Additional details and impacted files

[](https://app.codecov.io/gh/ianlewis/todos/pull/1394?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Ian+Lewis) ```diff @@ Coverage Diff @@ ## main #1394 +/- ## ======================================= Coverage 82.09% 82.09% ======================================= Files 19 19 Lines 1078 1078 Branches 17 17 ======================================= Hits 885 885 Misses 140 140 Partials 53 53 ```