Bump multipart-post from 2.3.0 to 2.4.0

Bumps [multipart-post](https://github.com/socketry/multipart-post) from 2.3.0 to 2.4.0.
- [Release notes](https://github.com/socketry/multipart-post/releases)
- [Changelog](https://github.com/socketry/multipart-post/blob/main/changelog.md)
- [Commits](socketry/multipart-post@v2.3.0...v2.4.0)

---
updated-dependencies:
- dependency-name: multipart-post
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -38,7 +38,7 @@ GEM
     iniparse (1.5.0)
     json (2.7.1)
     language_server-protocol (3.17.0.3)
-    multipart-post (2.3.0)
+    multipart-post (2.4.0)
     net-http (0.4.1)
       uri
     overcommit (0.62.0)