⬆️🪝 Update pre-commit hook pre-commit/mirrors-mypy to v1.12.1 (#302)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[pre-commit/mirrors-mypy](https://redirect.github.com/pre-commit/mirrors-mypy)
| repository | minor | `v1.11.2` -> `v1.12.1` |

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<details>
<summary>pre-commit/mirrors-mypy (pre-commit/mirrors-mypy)</summary>

###
[`v1.12.1`](https://redirect.github.com/pre-commit/mirrors-mypy/compare/v1.12.0...v1.12.1)

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Source](https://redirect.github.com/pre-commit/mirrors-mypy/compare/v1.12.0...v1.12.1)

###
[`v1.12.0`](https://redirect.github.com/pre-commit/mirrors-mypy/compare/v1.11.2...v1.12.0)

[Compare
Source](https://redirect.github.com/pre-commit/mirrors-mypy/compare/v1.11.2...v1.12.0)

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.pre-commit-config.yaml

@@ -79,7 +79,7 @@ repos:
 
   # Check static types with mypy
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.11.2
+    rev: v1.12.1
     hooks:
       - id: mypy
         files: ^(src/mqt|test/python)