spi: spi-ep93xx: remove dev_err() for kzalloc() failure

The kzalloc() failure will have already output a message.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-by: Mika Westerberg <mika.westerberg@iki.fi>
Signed-off-by: Mark Brown <broonie@linaro.org>
1 file changed