Bump mocha-on-bacon from 0.2.2 to 0.2.3

Bumps [mocha-on-bacon](https://github.com/alloy/mocha-on-bacon) from 0.2.2 to 0.2.3.
- [Release notes](https://github.com/alloy/mocha-on-bacon/releases)
- [Commits](alloy/mocha-on-bacon@0.2.2...0.2.3)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -64,14 +64,12 @@ GEM
       net-imap
       net-pop
       net-smtp
-    metaclass (0.0.4)
     method_source (1.0.0)
     mini_mime (1.1.2)
     mini_portile2 (2.8.0)
     minitest (5.15.0)
-    mocha (1.1.0)
-      metaclass (~> 0.0.1)
-    mocha-on-bacon (0.2.2)
+    mocha (1.15.0)
+    mocha-on-bacon (0.2.3)
       mocha (>= 0.13.0)
     multi_json (1.15.0)
     mustermann (3.0.0)