Update .travis.yml

Author: pawels-optimizely

.travis.yml

@@ -238,7 +238,7 @@ jobs:
 
       script:
         # how to use hub: https://hub.github.com/hub.1.html
-        - hub release edit --draft=true -m "" ${TRAVIS_TAG}
+        - hub release edit --draft=false -m "" ${TRAVIS_TAG}
 
     - stage: 'Readme-sync-preview'
       # publishes changes in your docs pull request (ie, contains changes to /docs/readme-sync directory) to https://rollouts-sandbox-doc-test.readme.io/ for previewing before