Bump io-event from 1.7.2 to 1.7.3

Bumps [io-event](https://github.com/socketry/io-event) from 1.7.2 to 1.7.3.
- [Release notes](https://github.com/socketry/io-event/releases)
- [Changelog](https://github.com/socketry/io-event/blob/main/release.cert)
- [Commits](socketry/io-event@v1.7.2...v1.7.3)

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

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

Gemfile.lock

@@ -126,7 +126,7 @@ GEM
     http_parser.rb (0.8.0)
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
-    io-event (1.7.2)
+    io-event (1.7.3)
     json (2.7.4)
     kramdown (2.4.0)
       rexml