ALSA: spi: Add check for clk_enable()

As the potential failure of the clk_enable(),
it should be better to check it and return error
if fails.

Fixes: 3568459a ("ALSA: at73c213: manage SSC clock")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Link: https://lore.kernel.org/r/20220228022839.3547266-1-jiasheng@iscas.ac.cn


Signed-off-by: Takashi Iwai <tiwai@suse.de>