Fix travis config validation warnings.
language: c
os:
- linux
-dist:
- - bionic
+dist: bionic
cache:
directories:
- /home/travis/perl5
@@ -31,7 +30,7 @@ env:
global:
- MFLAGS=-j2
-matrix:
+jobs:
include:
- name: Linux Ubuntu, Default module set
# -------------------------------------------------------------------------
