build(deps): bump coverage from 7.5.0 to 7.5.1 in /requirements (#2529)

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.5.0 to 7.5.1.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.5.0...7.5.1)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
(cherry picked from commit 71c89df)

Author: dependabot[bot]

requirements/_tests.txt

@@ -1,7 +1,7 @@
 # NOTE: the upper bound for the package version is only set for CI stability, and it is dropped while installing this package
 #  in case you want to preserve/enforce restrictions on the latest compatible version, add "strict" as an in-line comment
 
-coverage ==7.5.0
+coverage ==7.5.1
 pytest ==8.1.1
 pytest-cov ==5.0.0
 pytest-doctestplus ==1.2.1