chore(deps) Update dependency mypy to v1.6.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mypy (source, changelog)	1.5.1 -> 1.6.0

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Release Notes

python/mypy (mypy)

### [`v1.6.0`](https://togithub.com/python/mypy/compare/v1.5.1...v1.6.0) [Compare Source](https://togithub.com/python/mypy/compare/v1.5.1...v1.6.0)

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Configuration

📅 Schedule: Branch creation - "before 10pm on Sunday" in timezone America/Chicago, Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• [ ] If you want to rebase/retry this PR, check this box

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[codecov[bot]]

Codecov Report

All modified lines are covered by tests :white_check_mark:

Comparison is base (fdc8010) 73.68% compared to head (e0766a6) 73.68%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #148 +/- ## ======================================= Coverage 73.68% 73.68% ======================================= Files 1 1 Lines 114 114 Branches 22 22 ======================================= Hits 84 84 Misses 17 17 Partials 13 13 ```

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