Bump the pip-version group with 2 updates

Bumps the pip-version group with 2 updates: [numpy](https://github.com/numpy/numpy) and [coverage](https://github.com/nedbat/coveragepy).


Updates `numpy` from 2.1.1 to 2.1.2
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](numpy/numpy@v2.1.1...v2.1.2)

Updates `coverage` from 7.6.1 to 7.6.4
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.6.1...7.6.4)

---
updated-dependencies:
- dependency-name: numpy
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: pip-version
- dependency-name: coverage
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: pip-version
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements/requirements-test-optional.txt

@@ -1,4 +1,4 @@
 h5py==3.12.1; implementation_name=='cpython'
-numpy==2.1.1
+numpy==2.1.2
 pandas==2.2.3; implementation_name=='cpython'
 tables==3.10.1; implementation_name=='cpython' and platform_machine != "arm64" or platform_system != "Darwin"

requirements/requirements-test.txt

@@ -1,4 +1,4 @@
-coverage==7.6.1
+coverage==7.6.4
 pytest==8.3.3
 pytest-cov==5.0.0
 pytest-xdist==3.6.1