Update version code for Muzei 3.0.0 Alpha 6, API 3.0.0-alpha04
Update version code for Muzei 3.0.0 Alpha 6, API 3.0.0-alpha04

ianhanniballake/muzei,romannurik/muzei,romannurik/muzei,ianhanniballake/muzei,romannurik/muzei,romannurik/muzei,ianhanniballake/muzei,romannurik/muzei,ianhanniballake/muzei,ianhanniballake/muzei