ASoC: mchp-asrc: get rid of compilation warnings

Get rid of the following compilation warning:

sound/soc/atmel/mchp-asrc.c: In function ‘mchp_asrc_hw_params’:
sound/soc/atmel/mchp-asrc.c:1019:15: warning: variable ‘dsps_req’ set but not used [-Wunused-but-set-variable]
  unsigned int dsps_req = (channels + 1) / 2;
               ^~~~~~~~

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
(cherry picked from linux-6.1-trunk/at91/sound)
Signed-off-by: Andrei Simion <andrei.simion@microchip.com>

Author: claudiubeznea

sound/soc/atmel/mchp-asrc.c

@@ -1020,7 +1020,6 @@ static int mchp_asrc_hw_params(struct snd_pcm_substream *substream,
 	bool is_playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
 	u32 ratio;
 	unsigned int channels = params ? params_channels(params) : 0;
-	unsigned int dsps_req = (channels + 1) / 2;
 	u32 ch_conf = 0;
 	u32 ch_conf_mask = 0;
 	int ret;
@@ -1092,8 +1091,6 @@ static int mchp_asrc_hw_params(struct snd_pcm_substream *substream,
 	if (ret < 0)
 		goto __cleanup_bes;
 
-	dsps_req = (ret + 1) / 2;
-
 	if (!pcm->is_hostless) {
 		int period_size = snd_pcm_lib_period_bytes(substream);