ASoC: SOF: Remove the get_stream_position callback

The get_stream_position has been replaced by get_dai_frame_counter and all
related code can be dropped form the core.

Cc: stable@vger.kernel.org # 6.8
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://msgid.link/r/20240321130814.4412-11-peter.ujfalusi@linux.intel.com


Signed-off-by: Mark Brown <broonie@kernel.org>