chore(deps): bump rack from 2.2.10 to 2.2.11 in /examples/tracing/ruby (grafana#3910)

Bumps [rack](https://github.com/rack/rack) from 2.2.10 to 2.2.11.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@v2.2.10...v2.2.11)

---
updated-dependencies:
- dependency-name: rack
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

examples/tracing/ruby/Gemfile.lock

@@ -69,7 +69,7 @@ GEM
     pyroscope-otel (0.1.1)
       opentelemetry-api (~> 1.1.0)
       pyroscope (~> 0.5.1)
-    rack (2.2.10)
+    rack (2.2.11)
     rack-protection (2.2.4)
       rack
     rake (13.2.1)