omx_volume: fix default caps
omx_volume: fix default caps

The bellagio volume component only supports 44.1kHz and 2 channels.

It doesn't even handle setting of the OMX_IndexParamAudioPcm parameter
correctly.

Signed-off-by: Felipe Contreras <de77a8b9cd239b204c19c52ed62e48ab47243362@nokia.com>

freedesktop-unofficial-mirror/gstreamer__attic__gst-openmax,freedesktop-unofficial-mirror/gstreamer__attic__gst-openmax,matsu/gst-openmax,matsu/gst-openmax