fix warning: sudo key was deprecated

Vladimir Kotal · Vladimir Kotal · commit 65c39dbb5cd0 · 2020-09-30T08:39:04.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,3 @@
-sudo: required
 dist: trusty
 before_install:
 - sudo apt-get -qq update && sudo apt-get install -y --no-install-recommends texlive-fonts-recommended

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,3 @@`
`1`		`-sudo: required`
`2`	`1`	`dist: trusty`
`3`	`2`	`before_install:`
`4`	`3`	`- sudo apt-get -qq update && sudo apt-get install -y --no-install-recommends texlive-fonts-recommended`