btrfs-progs: ci: use newer image base on travis

Seems that 18.04 has arrived to travis, switch to it. The gcc is 7.4 and
kernel is unfortuantelly still 4.15.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-10-22 19:46:31 +02:00
parent c052b38418
commit 62ab5ce067

View file

@ -32,7 +32,7 @@ cache:
git:
depth: 1
dist: xenial
dist: bionic
group: unstable
branches: