Bump bundler from 2.7.1 to 4.0.8

Bumps [bundler](https://bundler.io) from 2.7.1 to 4.0.8.

- [Release notes](https://github.com/ruby/rubygems/releases/tag/bundler-v4.0.8)
- [Changelog](https://github.com/ruby/rubygems/blob/master/bundler/CHANGELOG.md)
- [Commits](ruby/rubygems@bundler-v2.7.1...bundler-v4.0.8)

Author: lfdebrux

Gemfile.lock

@@ -334,7 +334,7 @@ CHECKSUMS
   xpath (3.2.0) sha256=6dfda79d91bb3b949b947ecc5919f042ef2f399b904013eb3ef6d20dd3a4082e
 
 RUBY VERSION
-   ruby 3.4.4p34
+  ruby 3.4.4p34
 
 BUNDLED WITH
-   2.7.1
+  4.0.8