ASoC: neo1973_wm8753 audio support does not require scoop

This driver does not use any of the functionality provided by the scoop
hardware.  Remove the unneeded header.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>