Bump rack from 3.1.10 to 3.1.12

Bumps [rack](https://github.com/rack/rack) from 3.1.10 to 3.1.12.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@v3.1.10...v3.1.12)

---
updated-dependencies:
- dependency-name: rack
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -53,7 +53,6 @@ GEM
       dry-logic (~> 1.4)
       zeitwerk (~> 2.6)
     ffi (1.17.1)
-    ffi (1.17.1-arm64-darwin)
     formatador (1.1.0)
     grape (2.3.0)
       activesupport (>= 6)
@@ -120,8 +119,6 @@ GEM
     nokogiri (1.18.3)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.18.3-arm64-darwin)
-      racc (~> 1.4)
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -137,7 +134,7 @@ GEM
     puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.8.1)
-    rack (3.1.10)
+    rack (3.1.12)
     rack-cors (2.0.2)
       rack (>= 2.0.0)
     rack-test (2.2.0)