news: Add entry for "guix challenge --diff".
authorLudovic Courtès <ludo@gnu.org>
Thu, 12 Dec 2019 17:17:23 +0000 (18:17 +0100)
committerLudovic Courtès <ludo@gnu.org>
Thu, 12 Dec 2019 17:17:23 +0000 (18:17 +0100)
commit16b92d0e6e0dcf8e12aeefce2f7f4a0dc0b6c8f8
treee1e6f6f6e847c1a7d2897fbe25a6f93c7304072c
parent828a39da68a9169ef1d9f9ff02a1c66b1bcbe884
news: Add entry for "guix challenge --diff".

* etc/news.scm: Add entry for "guix challenge --diff".
etc/news.scm