[ci] revert to xenial

It should've done in a branch
This commit is contained in:
Ebrahim Byagowi 2019-06-02 13:51:26 +04:30 committed by GitHub
parent 8278ff7dce
commit 7c14b90145
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -1,5 +1,5 @@
# Build Configuration for Travis
dist: trusty
dist: xenial
language: cpp