Bump webpack-dev-middleware from 6.1.1 to 6.1.2 in /katex

Bumps [webpack-dev-middleware](https://github.com/webpack/webpack-dev-middleware) from 6.1.1 to 6.1.2.
- [Release notes](https://github.com/webpack/webpack-dev-middleware/releases)
- [Changelog](https://github.com/webpack/webpack-dev-middleware/blob/v6.1.2/CHANGELOG.md)
- [Commits](webpack/webpack-dev-middleware@v6.1.1...v6.1.2)

---
updated-dependencies:
- dependency-name: webpack-dev-middleware
  dependency-type: indirect
...

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

Author: dependabot[bot]

katex/yarn.lock

@@ -10912,9 +10912,9 @@ webpack-cli@^5.1.4:
     webpack-merge "^5.7.3"
 
 webpack-dev-middleware@^6.1.1:
-  version "6.1.1"
-  resolved "https://registry.yarnpkg.com/webpack-dev-middleware/-/webpack-dev-middleware-6.1.1.tgz#6bbc257ec83ae15522de7a62f995630efde7cc3d"
-  integrity sha512-y51HrHaFeeWir0YO4f0g+9GwZawuigzcAdRNon6jErXy/SqV/+O6eaVAzDqE6t3e3NpGeR5CS+cCDaTC+V3yEQ==
+  version "6.1.2"
+  resolved "https://registry.yarnpkg.com/webpack-dev-middleware/-/webpack-dev-middleware-6.1.2.tgz#0463232e59b7d7330fa154121528d484d36eb973"
+  integrity sha512-Wu+EHmX326YPYUpQLKmKbTyZZJIB8/n6R09pTmB03kJmnMsVPTo9COzHZFr01txwaCAuZvfBJE4ZCHRcKs5JaQ==
   dependencies:
     colorette "^2.0.10"
     memfs "^3.4.12"