Bump rails from 91d4563 to 5520bd8

Bumps [rails](https://github.com/rails/rails) from `91d4563` to `5520bd8`.
- [Release notes](https://github.com/rails/rails/releases)
- [Commits](https://github.com/rails/rails/compare/91d456366638ac6c3f6dec38670c8ada5e7c69b1...5520bd835e3724ffafe3f719f9aafe951567f2f3)

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

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

Gemfile.lock

@@ -11,7 +11,7 @@ GIT
 
 GIT
   remote: https://github.com/rails/rails.git
-  revision: 91d456366638ac6c3f6dec38670c8ada5e7c69b1
+  revision: 5520bd835e3724ffafe3f719f9aafe951567f2f3
   branch: main
   specs:
     actioncable (8.1.0.alpha)