build(deps): bump coverage from 7.9.0 to 7.9.2 in /requirements (#3171)

Bumps [coverage](https://github.com/nedbat/coveragepy) from 7.9.0 to 7.9.2.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.9.0...7.9.2)

---
updated-dependencies:
- dependency-name: coverage
  dependency-version: 7.9.2
  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>

Author: dependabot[bot]

requirements/_tests.txt

@@ -2,7 +2,7 @@
 #  in case you want to preserve/enforce restrictions on the latest compatible version, add "strict" as an in-line comment
 
 codecov ==2.1.13
-coverage ==7.9.0
+coverage ==7.9.2
 codecov ==2.1.13
 pytest ==8.4.1
 pytest-cov ==6.2.1