chore(deps): update dependency typescript to ~4.9.0 (#13)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -107,7 +107,7 @@
     "svelte": "^3.52.0",
     "svelte2tsx": "^0.5.20",
     "tsup": "^6.3.0",
-    "typescript": "~4.8.4",
+    "typescript": "~4.9.0",
     "vue": "^3.2.41",
     "vue-eslint-parser": "^9.1.0"
   },