Add dependencies for systemd service file
Add dependencies for systemd service file

Signed-off-by: Sergii Kipot <3b17fd0d9a3f048dfdbe60ae2e33e69082c9b0de@gmail.com>

sergiik/puppet-etherpad,voxpupuli/puppet-etherpad,sergiik/puppet-etherpad,voxpupuli/puppet-etherpad,puppet-community/puppet-etherpad