Upgrade os-locale

[honzajavorek]

Older os-locale versions have a transitive licensing issue: sindresorhus/lcid#3

[honzajavorek]

The AppVeyor builds have passed although the indicator here says they're pending.

[Delagen]

When will be release with this commit?

[bcoe]

@Delagen @honzajavorek please look at npm i yargs@next; which shoudl have this licensing issue fixed; if things are looking good I will promote next week.

[Delagen]

I already installed, and seems snyk offer clean report )

[honzajavorek]

Thanks!