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

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-NEXT-8186172

Author: snyk-bot

package-lock.json

@@ -107,7 +107,7 @@
     "mdast-util-to-markdown": "2.0.0",
     "mdast-util-to-string": "^4.0.0",
     "morgan": "^1.10.0",
-    "next": "13.5.4",
+    "next": "14.2.7",
     "ora": "^7.0.1",
     "parse5": "7.1.2",
     "port-used": "^2.0.8",