koelsch: set PREFERRED_VERSION_gstreamer1.0 to 1.2.%
koelsch: set PREFERRED_VERSION_gstreamer1.0 to 1.2.%

The Koelsch multimedia acceleration provides acceleration support for GStreamer 1.2.3.
So set the preferred version to 1.2.%. Required for meta-ivi which supports both 1.2.3
and 1.4.x but defaults to 1.4.x.

igel-oss/meta-renesas,ntanibata/meta-renesas,ntanibata/meta-renesas,igel-oss/meta-renesas,jonathanmaw/meta-renesas,jonathanmaw/meta-renesas,igel-oss/meta-renesas,jonathanmaw/meta-renesas,jonathanmaw/meta-renesas,ntanibata/meta-renesas,ntanibata/meta-renesas