Update dependency typescript to v6 (#83)

Author: renovate[bot]

package.json

@@ -24,7 +24,7 @@
   "devDependencies": {
     "@sindresorhus/tsconfig": "8.1.0",
     "prettier": "3.8.1",
-    "typescript": "5.9.3"
+    "typescript": "6.0.2"
   },
   "engines": {
     "node": ">=14.16"