[Tests] update from xenial to focal

"cosmic" is the oldest ubuntu distro node 18 supports, and travis-ci jumped straight from bionic to focal.
2022-04-28 12:09:24 -07:00
1 changed files with 1 additions and 1 deletions
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: generic
-dist: xenial
+dist: focal
 addons:
  apt:
    packages: