Merge pull request #2186 from ruby/dependabot/bundler/steep/json-2.9.1

Bump json from 2.9.0 to 2.9.1 in /steep

Author: soutaro

steep/Gemfile.lock

@@ -26,7 +26,7 @@ GEM
     fileutils (1.7.3)
     i18n (1.14.6)
       concurrent-ruby (~> 1.0)
-    json (2.9.0)
+    json (2.9.1)
     language_server-protocol (3.17.0.3)
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)