Bump rack-mini-profiler from 3.0.0 to 3.1.0

Bumps [rack-mini-profiler](https://github.com/MiniProfiler/rack-mini-profiler) from 3.0.0 to 3.1.0.
- [Release notes](https://github.com/MiniProfiler/rack-mini-profiler/releases)
- [Changelog](https://github.com/MiniProfiler/rack-mini-profiler/blob/master/CHANGELOG.md)
- [Commits](https://github.com/MiniProfiler/rack-mini-profiler/compare/v3.0.0...v3.1.0)

---
updated-dependencies:
- dependency-name: rack-mini-profiler
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -291,7 +291,7 @@ GEM
       activesupport (>= 3.0.0)
     racc (1.6.2)
     rack (2.2.6.4)
-    rack-mini-profiler (3.0.0)
+    rack-mini-profiler (3.1.0)
       rack (>= 1.2.0)
     rack-proxy (0.7.6)
       rack