fix: package.json & package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-IP-12704893
- https://snyk.io/vuln/SNYK-JS-IP-12761655

Author: snyk-bot

package-lock.json

@@ -37,7 +37,7 @@
     "@types/bluebird": "^3.5.36",
     "ansi-regex": "^6.0.1",
     "browserslist": "^4.20.3",
-    "casbin": "4.7.2",
+    "casbin": "5.6.2",
     "casbin-sequelize-adapter": "2.3.2",
     "chai": "^4.3.6",
     "complexity": "0.0.6",