chore(deps): update dependency webrick to v1.9.1

Author: renovate[bot]

Gemfile.lock

@@ -266,7 +266,7 @@ GEM
       concurrent-ruby (~> 1.0)
     unicode-display_width (1.8.0)
     uri (0.13.1)
-    webrick (1.8.2)
+    webrick (1.9.1)
 
 PLATFORMS
   ruby