chore(deps): update stryker-js monorepo to v9

Author: renovate[bot]

package.json

@@ -36,8 +36,8 @@
     "typescript": "^4 || ^5.0.0"
   },
   "devDependencies": {
-    "@stryker-mutator/core": "^8.0.0",
-    "@stryker-mutator/jest-runner": "^8.0.0",
+    "@stryker-mutator/core": "^9.0.0",
+    "@stryker-mutator/jest-runner": "^9.0.0",
     "@types/jest": "^29.0.0",
     "@typescript-eslint/eslint-plugin": "^5.1.0",
     "@typescript-eslint/parser": "^5.1.0",