remove preversion step

Author: dmonad

package.json

@@ -14,7 +14,6 @@
     "lint": "standard",
     "watch": "rollup -wc",
     "debug": "concurrently 'live-server --port=3443 --entry-file=test.html' 'npm run watch'",
-    "preversion": "npm run lint && npm run dist && npm run test",
     "clean": "rm -rf dist demo/dist"
   },
   "files": [