Bump async from 2.18.0 to 2.19.0 (#26)

Bumps [async](https://github.com/socketry/async) from 2.18.0 to 2.19.0.
- [Release notes](https://github.com/socketry/async/releases)
- [Changelog](https://github.com/socketry/async/blob/main/releases.md)
- [Commits](socketry/async@v2.18.0...v2.19.0)

---
updated-dependencies:
- dependency-name: async
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -5,8 +5,8 @@ GEM
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     afm (0.2.2)
-    async (2.18.0)
-      console (~> 1.26)
+    async (2.19.0)
+      console (~> 1.29)
       fiber-annotation
       io-event (~> 1.6, >= 1.6.5)
     base64 (0.2.0)