fix(installation/parameters): prevent error:

 - [Symfony\Component\Config\Definition\Exception\InvalidConfigurationException] The path "fos_user.from_email.address" cannot contain an empty value, but got null.
Status Job ID Name Coverage
  Build
failed #11496
build

00:00:43

 
  Test
skipped #11498
allowed to fail
code_quality
skipped #11497
test
 
Name Stage Failure
failed
build Build
Configure a credential helper to remove this warning. See
https://docs.docker.com/engine/reference/commandline/login/#credentials-store

Login Succeeded

Building Heroku-based application using gliderlabs/herokuish docker image...
docker: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?.
See 'docker run --help'.
ERROR: Job failed: exit code 125