Update Node.js to v20

Author: renovate[bot]

package.json

@@ -34,7 +34,7 @@
   },
   "devDependencies": {
     "@types/jest": "^27.5.2",
-    "@types/node": "^12.20.55",
+    "@types/node": "^20.8.10",
     "@typescript-eslint/eslint-plugin": "^5.59.7",
     "@typescript-eslint/parser": "^5.59.7",
     "esbuild": "^0.14.3",
@@ -54,7 +54,7 @@
     "lib"
   ],
   "engines": {
-    "node": ">=v12.22.12",
+    "node": ">=20.9.0",
     "pnpm": ">=6.35.1"
   },
   "repository": "github:Pytal/deploy-env",