Include gstreamer1.0-plugins-base-alsa in gstreamer1.0-meta-base only
if "alsa" is present in both MACHINE and DISTRO features.
Note that building of the plugin by gstreamer1.0-plugins-base is
already conditional (based on the "alsa" DISTRO feature).
(From OE-Core rev: 948165dce7475b815a344fd3c3d58165e6865d48)
Signed-off-by: Andre McCurdy <armccurdy@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>