fix(deps): update dependency katex to ^0.16.43

Author: renovate[bot]

packages/@studiocms/html/package.json

@@ -70,7 +70,7 @@
   "dependencies": {
     "astro-integration-kit": "catalog:",
     "codemirror": "5.65.19",
-    "katex": "^0.16.38",
+    "katex": "^0.16.43",
     "suneditor": "^2.47.8"
   },
   "devDependencies": {