travis-ci: no longer use containers

Travis CI will soon deprecate the container-based infrastructure
enabled by `sudo: false` in ce59dffb34190e780be2fa9f449f842cadee9753.

More info:
https://blog.travis-ci.com/2018-10-04-combining-linux-infrastructures

Signed-off-by: Sebastian Staudt <koraktor@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/.travis.yml b/.travis.yml
index 4d4e26c9df519c7d708e779401b5076878af022d..8d2499739eb4bbeb17065aef3fc8af54c9302d0b 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,5 @@
 language: c
 
-sudo: false
-
 cache:
   directories:
     - $HOME/travis-cache