chore(deps): bump rack-attack from 6.7.0 to 6.8.0

Bumps [rack-attack](https://github.com/rack/rack-attack) from 6.7.0 to 6.8.0.
- [Release notes](https://github.com/rack/rack-attack/releases)
- [Changelog](https://github.com/rack/rack-attack/blob/main/CHANGELOG.md)
- [Commits](rack/rack-attack@v6.7.0...v6.8.0)

---
updated-dependencies:
- dependency-name: rack-attack
  dependency-version: 6.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -380,8 +380,8 @@ GEM
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.8.1)
-    rack (3.2.1)
-    rack-attack (6.7.0)
+    rack (3.2.3)
+    rack-attack (6.8.0)
       rack (>= 1.0, < 4)
     rack-mini-profiler (4.0.1)
       rack (>= 1.2.0)