Update dependency typescript to ~5.9.3

Author: renovate[bot]

package.json

@@ -58,7 +58,7 @@
     "markdownlint-cli": "^0.45.0",
     "prettier": "^3.6.2",
     "tailwindcss": "^4.1.14",
-    "typescript": "~5.8.3",
+    "typescript": "~5.9.3",
     "typescript-eslint": "^8.42.0",
     "vite": "6.3.6"
   },