fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ESLINT-15102420

Author: snyk-bot

package.json

@@ -39,7 +39,7 @@
     "@types/node": "^16.11.6",
     "@typescript-eslint/eslint-plugin": "^4.33.0",
     "@typescript-eslint/parser": "^4.31.1",
-    "eslint": "^7.5.0",
+    "eslint": "^9.26.0",
     "jest": "^26.6.3",
     "standard-version": "^9.1.0",
     "ts-jest": "^26.4.4",