Pin dependency @types/node to 18.6.1

Author: renovate[bot]

package.json

@@ -67,7 +67,7 @@
   "devDependencies": {
     "@antfu/eslint-config-ts": "0.25.2",
     "@release-it-plugins/lerna-changelog": "5.0.0",
-    "@types/node": "^18.6.1",
+    "@types/node": "18.6.1",
     "c8": "7.12.0",
     "eslint": "8.20.0",
     "husky": "8.0.1",