Bump rack from 1.5.2 to 2.1.4.1 in /Games/javascript-delta-master

Bumps [rack](https://github.com/rack/rack) from 1.5.2 to 2.1.4.1.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@1.5.2...2.1.4.1)

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

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

Author: dependabot[bot]

Games/javascript-delta-master/Gemfile.lock

@@ -3,7 +3,7 @@ GEM
   specs:
     daemons (1.1.9)
     eventmachine (1.0.3)
-    rack (1.5.2)
+    rack (2.1.4.1)
     thin (1.6.2)
       daemons (>= 1.0.9)
       eventmachine (>= 1.0.0)