Bump mocha from 2.4.2 to 2.4.5

Bumps [mocha](https://github.com/freerange/mocha) from 2.4.2 to 2.4.5.
- [Changelog](https://github.com/freerange/mocha/blob/main/RELEASE.md)
- [Commits](https://github.com/freerange/mocha/compare/v2.4.2...v2.4.5)

---
updated-dependencies:
- dependency-name: mocha
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -45,7 +45,7 @@ GEM
       nokogiri (>= 1.12.0)
     mini_portile2 (2.8.6)
     minitest (5.24.1)
-    mocha (2.4.2)
+    mocha (2.4.5)
       ruby2_keywords (>= 0.0.5)
     nokogiri (1.16.5)
       mini_portile2 (~> 2.8.2)