ASoC: meson: axg-tdm: add continuous clock support

Some devices may need the clocks running, even while paused.
Add support for this use case.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://lore.kernel.org/r/20240426152946.3078805-5-jbrunet@baylibre.com


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