Remove addons.7z section from Windows Android installer configurations

Android builds on Windows will use top level make install resulting
in only one single 7z archive. This should be temporary solution
untill the module based make install will work on Windows host.

Essentials and Addons are bundled in essentials.7z

Change-Id: I2ad08cf24eefa9f83e07dbedb21be130661c4026
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>