spi: xilinx: remove unnecessary spaces

Remove unnecessary space in order to fix the following
checkpatch issues.

  WARNING: Unnecessary space after function pointer name

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Reviewed-by: Michal Simek <monstr@monstr.eu>
Signed-off-by: Mark Brown <broonie@linaro.org>
1 file changed