spi: spi-fsl-spi: Fix checkpatch error "foo * bar" should be "foo *bar"

This patch fixes checkpatch error "foo * bar" should be "foo *bar"

Signed-off-by: Aishwarya R <aishwaryarj100@gmail.com>
Link: https://lore.kernel.org/r/20200407122855.5531-1-aishwaryarj100@gmail.com


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