Upgrade sudo-prompt to v1.1.8
Upgrade sudo-prompt to v1.1.8

This version contains a fix that allows Herostratus to be correctly
elevated when running with `npm start`.

See fix here:
https://github.com/jorangreef/sudo-prompt/commit/344da8f7b2325460f19353ff2dbcf59f92a89426

resin-io/etcher,fedealconada/resin-etcher,cedricve/etcher,cedricve/etcher,resin-io/herostratus,cedricve/etcher,resin-io/etcher,resin-io/etcher,resin-io/resin-etcher,resin-io/resin-etcher,resin-io/herostratus,fedealconada/resin-etcher,resin-io/etcher,resin-io/etcher