Remove prepare script of browserfs

Author: CompuIves

standalone-packages/codesandbox-browserfs/package.json

@@ -111,7 +111,6 @@
     "test:prepare": "npm-run-all build:scripts script:make_fixture_loader script:make_test_launcher test:build script:make_zip_fixtures script:make_http_index",
     "test": "npm-run-all test:prepare test:karma",
     "watch-test": "npm-run-all test:prepare --parallel watch:scripts test:watch test:karma",
-    "prepare": "npm run dist",
     "docs": "typedoc --mode modules --out doc --excludePrivate --readme src/DOCS.md --name BrowserFS --module umd --ignoreCompilerErrors src",
     "install-dependencies": "yarn"
   },