Bump highlight.js from 9.16.2 to 9.18.5 (#51)

Bumps [highlight.js](https://github.com/highlightjs/highlight.js) from 9.16.2 to 9.18.5.
- [Release notes](https://github.com/highlightjs/highlight.js/releases)
- [Changelog](https://github.com/highlightjs/highlight.js/blob/9.18.5/CHANGES.md)
- [Commits](highlightjs/highlight.js@9.16.2...9.18.5)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

yarn.lock

@@ -4138,9 +4138,9 @@ has@^1.0.1, has@^1.0.3:
     function-bind "^1.1.1"
 
 highlight.js@^9.16.2:
-  version "9.16.2"
-  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.16.2.tgz#68368d039ffe1c6211bcc07e483daf95de3e403e"
-  integrity sha512-feMUrVLZvjy0oC7FVJQcSQRqbBq9kwqnYE4+Kj9ZjbHh3g+BisiPgF49NyQbVLNdrL/qqZr3Ca9yOKwgn2i/tw==
+  version "9.18.5"
+  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-9.18.5.tgz#d18a359867f378c138d6819edfc2a8acd5f29825"
+  integrity sha512-a5bFyofd/BHCX52/8i8uJkjr9DYwXIPnM/plwI6W7ezItLGqzt7X2G2nXuYSfsIJdkwwj/g9DG1LkcGJI/dDoA==
 
 homedir-polyfill@^1.0.1:
   version "1.0.3"