travis-ci: remove Ubuntu Disco

Ubuntu Disco is EOL and fails in CI on apt repositories updating with 'does not have a Release file' errors.
tarantool · Aug 19, 2020 · 1d34fbc · 1d34fbc
1 parent b07f9a7
commit 1d34fbc
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -15,7 +15,6 @@ env:
       - OS=ubuntu DIST=trusty
       - OS=ubuntu DIST=xenial
       - OS=ubuntu DIST=bionic
-      - OS=ubuntu DIST=disco
       - OS=debian DIST=jessie
       - OS=debian DIST=stretch
       - OS=debian DIST=buster