build(deps): bump coverage from 7.6.1 to 7.6.4

Bumps [coverage](https://github.com/nedbat/coveragepy) 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: coverage
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pyproject.toml

@@ -43,7 +43,7 @@ dev = [
     "edk2-pytool-extensions[openssl]",
     "ruff == 0.6.2",
     "pytest == 8.3.3",
-    "coverage == 7.6.1",
+    "coverage == 7.6.4",
     "robotframework == 7.1",
     "regex == 2024.9.11",
     "pre-commit == 3.8.0",