Bump katex from 0.16.4 to 0.16.6

Bumps [katex](https://github.com/KaTeX/KaTeX) from 0.16.4 to 0.16.6.
- [Release notes](https://github.com/KaTeX/KaTeX/releases)
- [Changelog](https://github.com/KaTeX/KaTeX/blob/main/CHANGELOG.md)
- [Commits](https://github.com/KaTeX/KaTeX/compare/v0.16.4...v0.16.6)

---
updated-dependencies:
- dependency-name: katex
  dependency-type: direct:development
  update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -2972,7 +2972,7 @@ commander@^4.0.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-4.1.1.tgz#9fd602bd936294e9e9ef46a3f4d6964044b18068"
   integrity sha512-NOKm8xhkzAjzFx8B2v5OAHT+u5pRQc2UCa2Vq9jYL/31o2wi9mxBA7LIFs3sV5VSC49z6pEhfbMULvShKj26WA==
 
-commander@^8.0.0, commander@^8.2.0:
+commander@^8.2.0, commander@^8.3.0:
   version "8.3.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-8.3.0.tgz#4837ea1b2da67b9c616a67afbb0fafee567bca66"
   integrity sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==
@@ -5786,11 +5786,11 @@ karma@^6.0.1:
     yargs "^16.1.1"
 
 katex@^0.16.0:
-  version "0.16.4"
-  resolved "https://registry.yarnpkg.com/katex/-/katex-0.16.4.tgz#87021bc3bbd80586ef715aeb476794cba6a49ad4"
-  integrity sha512-WudRKUj8yyBeVDI4aYMNxhx5Vhh2PjpzQw1GRu/LVGqL4m1AxwD1GcUp0IMbdJaf5zsjtj8ghP0DOQRYhroNkw==
+  version "0.16.6"
+  resolved "https://registry.yarnpkg.com/katex/-/katex-0.16.6.tgz#cf06c11bdda435b5ae5cb06efa080f4a4fcadf23"
+  integrity sha512-XVB7X8jEogjJ+OY+a9JdE+VOk9i7znela0HP6WaDbpB4sUh8ghrG0Ccluu2MA2tcJbFAViBC9aVXus2UvkEr8A==
   dependencies:
-    commander "^8.0.0"
+    commander "^8.3.0"
 
 kind-of@^3.0.2, kind-of@^3.0.3, kind-of@^3.2.0:
   version "3.2.2"