ASoC: fsl_easrc: Remove superfluous error message around platform_get_irq()

Clean up the check for irq.dev_err is superfluous as platform_get_irq()
already prints an error.Remove curly braces to confirm to styling
requirements.

Signed-off-by: Tan Zhongjun <tanzhongjun@yulong.com>
Acked-by: Shengjiu Wang <shengjiu.wang@gmail.com>
Link: https://lore.kernel.org/r/20210610125052.1280-1-hbut_tan@163.com


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