Fixing failing Behat tests in child project.

Author: grasmash

template/.travis.yml

@@ -47,6 +47,8 @@ before_script:
   - rm -f ~/.drush/cache/download/*---updates.drupal.org-release-history-*
   # Verify that no git diffs (caused by line ending variation) exist.
   - git diff --exit-code
+  # The local.hostname must be set to 127.0.0.1:8888 because we are using drush runserver to run the site on Travis CI.
+  - drupal yaml:update:value project.yml project.local.hostname '127.0.0.1:8888'
 
 script:
   - ./blt.sh -Dbehat.run-server=true -Dcreate_alias=false -Dbehat.launch-phantom=true ci:build:validate:test