Bump diff-cover from 9.1.1 to 9.2.0 (#86)

Bumps [diff-cover](https://github.com/Bachmann1234/diff-cover) from 9.1.1 to 9.2.0.
- [Release notes](https://github.com/Bachmann1234/diff-cover/releases)
- [Changelog](https://github.com/Bachmann1234/diff_cover/blob/main/CHANGELOG)
- [Commits](Bachmann1234/diff_cover@v9.1.1...v9.2.0)

---
updated-dependencies:
- dependency-name: diff-cover
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pyproject.toml

@@ -52,7 +52,7 @@ test = [
     "pytest==8.3.2",
     "pytest-mock==3.14.0",
     "coverage[toml]==7.6.1",
-    "diff-cover==9.1.1",
+    "diff-cover==9.2.0",
     "pytest-cov==5.0.0",
 ]