build(deps-dev): bump minitest from 5.25.2 to 5.25.4

Bumps [minitest](https://github.com/minitest/minitest) from 5.25.2 to 5.25.4.
- [Changelog](https://github.com/minitest/minitest/blob/master/History.rdoc)
- [Commits](minitest/minitest@v5.25.2...v5.25.4)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -9,7 +9,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     docile (1.4.0)
-    minitest (5.25.2)
+    minitest (5.25.4)
     prettier_print (1.2.1)
     rake (13.2.1)
     simplecov (0.22.0)