style(GUI): reduce `eslint-disable no-var` scope (#1163)
style(GUI): reduce `eslint-disable no-var` scope (#1163)

Change-Type: patch
resin-io/resin-etcher,resin-io/etcher,resin-io/etcher,resin-io/etcher,resin-io/resin-etcher,resin-io/herostratus,resin-io/etcher,resin-io/etcher,resin-io/herostratus