ASoC: arizona: Move request of DSP IRQ into bus probe

It is more idiomatic to request all resources in the bus level probe,
this patch moves the request of the DSP compressed data IRQ from the
ASoC level probe into the bus level probe.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>