bump parcel version to 2.4.1

package.json

@@ -15,7 +15,7 @@
   "scripts": {},
   "main": "index.js",
   "devDependencies": {
-    "parcel": "^1.12.3"
+    "parcel": "^2.4.1"
   },
   "dependencies": {
     "blob-to-arraybuffer": "0.0.1",