Bump nokogiri from 1.19.2 to 1.19.3 in /samples/round_info

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.19.2 to 1.19.3.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.19.2...v1.19.3)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-version: 1.19.3
  dependency-type: indirect
...

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

Author: dependabot[bot]

samples/round_info/Gemfile.lock

@@ -74,7 +74,7 @@ GEM
     mini_portile2 (2.8.9)
     minitest (5.27.0)
     multipart-post (2.4.1)
-    nokogiri (1.19.2)
+    nokogiri (1.19.3)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     public_suffix (7.0.5)