Bump dnsruby from 1.72.1 to 1.72.2

Bumps [dnsruby](https://github.com/alexdalitz/dnsruby) from 1.72.1 to 1.72.2.
- [Changelog](https://github.com/alexdalitz/dnsruby/blob/master/RELEASE_NOTES.md)
- [Commits](https://github.com/alexdalitz/dnsruby/commits)

---
updated-dependencies:
- dependency-name: dnsruby
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -24,7 +24,7 @@ GEM
     concurrent-ruby (1.3.3)
     connection_pool (2.4.1)
     diff-lcs (1.5.1)
-    dnsruby (1.72.1)
+    dnsruby (1.72.2)
       simpleidn (~> 0.2.1)
     drb (2.2.1)
     em-websocket (0.5.3)