spec: Add gst-plugin.so to installed files list
Since 3a760f3d gst-plugin is built by default, add installed file path into spec. Signed-off-by:Snir Sheriber <ssheribe@redhat.com>
Since 3a760f3d gst-plugin is built by default, add installed file path into spec. Signed-off-by:Snir Sheriber <ssheribe@redhat.com>