Bump rack-mini-profiler from 1.0.0 to 2.3.0 (#120)

Bumps [rack-mini-profiler](https://github.com/MiniProfiler/rack-mini-profiler) from 1.0.0 to 2.3.0.
- [Release notes](https://github.com/MiniProfiler/rack-mini-profiler/releases)
- [Changelog](https://github.com/MiniProfiler/rack-mini-profiler/blob/master/CHANGELOG.md)
- [Commits](MiniProfiler/rack-mini-profiler@v1.0.0...v2.3.0)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -409,7 +409,7 @@ GEM
     raabro (1.1.6)
     racc (1.5.2)
     rack (2.2.3)
-    rack-mini-profiler (1.0.0)
+    rack-mini-profiler (2.3.0)
       rack (>= 1.2.0)
     rack-protection (2.0.3)
       rack