Travis: the workaround needs sudo: required to work

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61210 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-12-13 11:22:55 +00:00 · 2017-12-13 11:22:55 +00:00 · e44a6f2f84
--- a/.travis.yml
+++ b/.travis.yml
@ -19,9 +19,8 @@
 language: c
 dist: trusty

-sudo: false
-
 # temporary workaround for https://github.com/travis-ci/travis-ci/issues/8892
+sudo: required
 group: deprecated-2017Q4

 compiler: