build: remove deprecated Travis CI directive

dougwilson · dougwilson · commit 885207dce3c2 · 2020-02-10T22:41:23.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -46,7 +46,6 @@ addons:
   apt:
     packages:
       - g++-4.6
-sudo: required
 services:
   - docker
 
