Bumps the bundler group with 3 updates in the / directory: [rack](https://github.com/rack/rack), [rexml](https://github.com/ruby/rexml) and [uri](https://github.com/ruby/uri).


Updates `rack` from 3.0.9.1 to 3.0.16
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@v3.0.9.1...v3.0.16)

Updates `rexml` from 3.3.6 to 3.3.9
- [Release notes](https://github.com/ruby/rexml/releases)
- [Changelog](https://github.com/ruby/rexml/blob/master/NEWS.md)
- [Commits](ruby/rexml@v3.3.6...v3.3.9)

Updates `uri` from 1.0.2 to 1.0.3
- [Release notes](https://github.com/ruby/uri/releases)
- [Commits](ruby/uri@v1.0.2...v1.0.3)

---
updated-dependencies:
- dependency-name: rack
  dependency-version: 3.0.16
  dependency-type: indirect
  dependency-group: bundler
- dependency-name: rexml
  dependency-version: 3.3.9
  dependency-type: indirect
  dependency-group: bundler
- dependency-name: uri
  dependency-version: 1.0.3
  dependency-type: indirect
  dependency-group: bundler
...

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

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