deps(pip)(deps-dev): update numpy requirement from >=1.24 to >=2.2.6 (#162)

Updates the requirements on [numpy](https://github.com/numpy/numpy) to permit the latest version.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](https://github.com/numpy/numpy/compare/v1.24.0...v2.2.6)

---
updated-dependencies:
- dependency-name: numpy
  dependency-version: 2.2.6
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements-dev.txt

@@ -5,7 +5,7 @@ aiohttp>=3.14.4
 
 # Tests and coverage
 coverage>=7.16.2
-numpy>=1.24  # WD14 engine tests
+numpy>=2.2.6  # WD14 engine tests
 
 # Code quality
 black>=26.10.0