fix(GUI): Warn when requiring usb fails
fix(GUI): Warn when requiring usb fails

Change-type: patch
Signed-off-by: Alexis Svinartchouk <37ac5e111a9b2f779e373f78efa4f7678b93feb1@resin.io>

resin-io/etcher,resin-io/herostratus,resin-io/etcher,resin-io/herostratus,resin-io/etcher,resin-io/etcher,resin-io/resin-etcher,resin-io/etcher,resin-io/resin-etcher