Build(deps): Bump json_pure from 2.7.5 to 2.7.6

Bumps [json_pure](https://github.com/ruby/json) from 2.7.5 to 2.7.6.
- [Release notes](https://github.com/ruby/json/releases)
- [Changelog](https://github.com/ruby/json/blob/master/CHANGES.md)
- [Commits](ruby/json@v2.7.5...v2.7.6)

---
updated-dependencies:
- dependency-name: json_pure
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -54,7 +54,7 @@ GEM
       cgi (>= 0.3.3)
     ffi (1.16.3)
     json (2.7.5)
-    json_pure (2.7.5)
+    json_pure (2.7.6)
     language_server-protocol (3.17.0.3)
     mini_mime (1.1.5)
     multi_test (1.1.0)