build(deps): bump katex from 0.12.0 to 0.19.0 in /wasm/notebook (#9402)

Bumps [katex](https://github.com/KaTeX/KaTeX) from 0.12.0 to 0.19.0.
- [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/v0.12.0...v0.19.0)

---
updated-dependencies:
- dependency-name: katex
  dependency-version: 0.19.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

wasm/notebook/package.json

@@ -6,7 +6,7 @@
     "dependencies": {
         "codemirror": "^6.0.2",
         "file-loader": "^6.1.0",
-        "katex": "^0.12.0",
+        "katex": "^0.19.0",
         "local-echo": "^0.2.0",
         "marked": "^1.1.1",
         "xterm": "^3.8.0"