contrib: add PREFERRED_VERSION for gstreamer1.0-plugins-ugly
contrib: add PREFERRED_VERSION for gstreamer1.0-plugins-ugly

in the gstreamer-1.14.conf file, to match the rest of the
gstreamer packages.

Signed-off-by: Matt Madison <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@madison.systems>

madisongh/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra