ASoC: wm_adsp: remove a repeated including

Remove a repeated "#include <linux/firmware.h>" in line 32.
Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com>
Acked-by: Simon Trimmer <simont@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210929123217.5240-1-guozhengkui@vivo.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm_adsp.c

@@ -28,7 +28,6 @@
 #include <sound/jack.h>
 #include <sound/initval.h>
 #include <sound/tlv.h>
-#include <linux/firmware.h>
 
 #include "wm_adsp.h"