ASoC: Intel: bytcr_rt5651: Only create jack if we have a jack-detect source

Only create the jack if we have a valid jack-detect source and properly
check the snd_soc_component_set_jack() return value.

Tested-by: Carlo Caione <carlo@endlessm.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mark Brown <broonie@kernel.org>