Update mypy requirement from ~=1.17 to ~=1.18

Updates the requirements on [mypy](https://github.com/python/mypy) to permit the latest version.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.17.0...v1.18.1)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 1.18.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

test_bot/test-requirements.txt

@@ -1,6 +1,6 @@
 pytest~=8.4
 pytest-timeout~=2.4
 ruff~=0.13
-mypy~=1.17
+mypy~=1.18
 types-requests~=2.32
 types-PyYAML~=6.0