Bump webrick from 1.8.1 to 1.8.2

Bumps [webrick](https://github.com/ruby/webrick) from 1.8.1 to 1.8.2.
- [Release notes](https://github.com/ruby/webrick/releases)
- [Commits](ruby/webrick@v1.8.1...v1.8.2)

---
updated-dependencies:
- dependency-name: webrick
  dependency-version: 1.8.2
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Gemfile.lock

@@ -560,7 +560,7 @@ GEM
       unf_ext
     unf_ext (0.0.9.1)
     unicode-display_width (1.8.0)
-    webrick (1.8.1)
+    webrick (1.8.2)
     xml-simple (1.1.9)
       rexml
     xmlrpc (0.3.3)