chore(deps): update dependency @types/node to v20

Author: renovate[bot]

package.json

@@ -107,7 +107,7 @@
     "@types/markdown-it-container": "^2.0.5",
     "@types/markdown-it-emoji": "^2.0.2",
     "@types/mocha": "^10.0.0",
-    "@types/node": "^18.11.0",
+    "@types/node": "^20.0.0",
     "@types/postcss-safe-parser": "^5.0.1",
     "@types/prismjs": "^1.26.0",
     "@types/semver": "^7.5.0",