ci: update travis xcode version

rigor789 · web-flow · commit 4be5c1fda77b · 2019-09-09T15:36:07.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -25,7 +25,7 @@ matrix:
       env:
         - WebpackiOS="12.0"
         - Type="VueJS"
-      osx_image: xcode10.0
+      osx_image: xcode11
       language: node_js
       node_js: "11"
       jdk: oraclejdk8
