chore(deps): update dependency node to v20

Author: renovate[bot]

.nvmrc

@@ -1 +1 @@
-18.19.0
+20.11.0

package-lock.json

@@ -102,7 +102,7 @@
     "@types/gatsby-transformer-remark": "^2.9.4",
     "@types/jest": "^29.5.11",
     "@types/js-search": "^1.4.4",
-    "@types/node": "^20.8.7",
+    "@types/node": "^20.11.6",
     "@types/react": "^18.2.48",
     "@types/react-dom": "^18.2.18",
     "@types/react-test-renderer": "^18.0.7",
@@ -152,6 +152,6 @@
     "typescript": "^5.3.3"
   },
   "engines": {
-    "node": ">=18.19.0"
+    "node": ">=20.11.0"
   }
 }