build: downgrade to TypeScript 5.6 to ensure compatability with typedoc

Author: axe312ger

package-lock.json

@@ -109,7 +109,7 @@
     "size-limit": "^11.1.6",
     "type-fest": "^4.18.3",
     "typedoc": "^0.26.2",
-    "typescript": "^5.7.2",
+    "typescript": "^5.6.3",
     "typescript-eslint": "^8.16.0",
     "vitest": "^2.1.5",
     "webpack": "^5.91.0",