remove extra whitespace

Vladimir Kotal · Vladimir Kotal · commit 2355581add58 · 2019-06-17T13:44:00.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -34,7 +34,7 @@ jobs:
   - stage: test
     name: Linux + Oracle JDK 11
     os: linux
-    dist: xenial 
+    dist: xenial
     sudo: required
     jdk: oraclejdk11
     install: true
