chore(package): update scratch-vm to version 0.2.0-prerelease.20181001212728

Closes #3245

package.json

@@ -102,7 +102,7 @@
     "scratch-render": "0.1.0-prerelease.20180926153819",
     "scratch-storage": "1.0.2",
     "scratch-svg-renderer": "0.2.0-prerelease.20180926143036",
-    "scratch-vm": "0.2.0-prerelease.20180925190229",
+    "scratch-vm": "0.2.0-prerelease.20181001212728",
     "selenium-webdriver": "3.6.0",
     "startaudiocontext": "1.2.1",
     "style-loader": "^0.23.0",