Build(deps-dev): Bump unicode-display_width from 2.5.0 to 2.6.0

Bumps [unicode-display_width](https://github.com/janlelis/unicode-display_width) from 2.5.0 to 2.6.0.
- [Changelog](https://github.com/janlelis/unicode-display_width/blob/main/CHANGELOG.md)
- [Commits](janlelis/unicode-display_width@v2.5.0...v2.6.0)

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

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

Gemfile.lock

@@ -297,7 +297,7 @@ GEM
     timeout (0.4.1)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.5.0)
+    unicode-display_width (2.6.0)
     useragent (0.16.10)
     web-console (4.2.1)
       actionview (>= 6.0.0)