Bump rack from 3.2.3 to 3.2.6

Bumps [rack](https://github.com/rack/rack) from 3.2.3 to 3.2.6.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@v3.2.3...v3.2.6)

---
updated-dependencies:
- dependency-name: rack
  dependency-version: 3.2.6
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -54,7 +54,7 @@ GEM
     polyphony (1.4)
     qeweney (0.24)
       escape_utils (= 1.3.0)
-    rack (3.2.3)
+    rack (3.2.6)
     rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)