Do not build Android recovery OTA keys.

This disables one of the last pieces needing Java at build time.

Change-Id: I6c0fe42d0c1e525f4969faa7eca38e7943b2f192
Signed-off-by: Jani Monoses <jani.monoses@canonical.com>
Directly specify all packages we want to build

Change-Id: Ic816d7490778226af10ca4cae3095b44f6669c45
Signed-off-by: Simon Busch <morphis@gravedo.de>