disable OpenJDK 11 on Windows for now

Author: Vladimir Kotal

.travis.yml

@@ -58,15 +58,6 @@ jobs:
     script: dev/main
     before_install: dev/before_install.windows openjdk8
     before_script: dev/before
-  - stage: test
-    name: Windows + Open JDK 11
-    # Use shell until Travis supports Java on Windows proper.
-    language: shell
-    os: windows
-    install: true
-    script: dev/main
-    before_install: dev/before_install.windows openjdk11
-    before_script: dev/before
   - stage: deploy
     name: Github Release
     dist: xenial