Use OpenJDK 11 instead of 10 on Travis

96e46a5e · Evgenij Ryazanov · a6f19b41 · 96e46a5e
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ cache:

 matrix:
  include:
-    - jdk: openjdk10
+    - jdk: openjdk11
      dist: trusty
      group: edge
      sudo: required