fix: upgrade @types/node to v18 (#6400)

* chore: upgrade node types

* fix: convert buffers into blobs before calling blobStore.set

Author: mrstork

package-lock.json

@@ -57,7 +57,7 @@
   },
   "devDependencies": {
     "@playwright/test": "^1.30.0",
-    "@types/node": "^14.18.53",
+    "@types/node": "^18.0.0",
     "@types/semver": "^7.3.13",
     "@vitest/ui": "^0.34.0",
     "execa": "^8.0.0",