Bump mocha from 1.14.0 to 2.7.1

Bumps [mocha](https://github.com/freerange/mocha) from 1.14.0 to 2.7.1.
- [Changelog](https://github.com/freerange/mocha/blob/main/RELEASE.md)
- [Commits](freerange/mocha@v1.14.0...v2.7.1)

---
updated-dependencies:
- dependency-name: mocha
  dependency-version: 2.7.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -57,7 +57,8 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2022.0105)
     minitest (5.15.0)
-    mocha (1.14.0)
+    mocha (2.7.1)
+      ruby2_keywords (>= 0.0.5)
     netrc (0.11.0)
     oauth-tty (1.0.5)
       version_gem (~> 1.1, >= 1.1.1)
@@ -141,6 +142,7 @@ GEM
     rubocop-thread_safety (0.5.1)
       rubocop (>= 0.90.0)
     ruby-progressbar (1.13.0)
+    ruby2_keywords (0.0.5)
     simplecov (0.21.2)
       docile (~> 1.1)
       simplecov-html (~> 0.11)