www/kurly: Update 1.2.1 -> 1.2.2

Upstream migrated to Gitlab [1], so switch to that

[1] https://github.com/davidjpeacock/kurly#2018-06-12---the-kurly-project-has-moved-home

PR: 230150
Submitted by: Dmitri Goutnik <dg@syrec.org>
Approved by: seanc (maintainer's timeout; 52 days)