chore(deps): update dependency @types/node to ^20.19.20

Author: renovate[bot]

package-lock.json

@@ -16,7 +16,7 @@
   },
   "devDependencies": {
     "@textlint/types": "^15.2.2",
-    "@types/node": "^20.19.19",
+    "@types/node": "^20.19.20",
     "textlint-scripts": "^15.2.2",
     "textlint-tester": "^15.2.2",
     "ts-node": "^10.9.2",