ASoC: cs35l56: Remove redundant return statement in cs35l56_spi_probe()

We have unreachable 'return ret' statement in cs35l56_spi_probe(),
delete it as its dead code..

This is found by static analysis with smatch.

Fixes: e4961125 ("ASoC: cs35l56: Add driver for Cirrus Logic CS35L56")
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
Reviewed-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230324145535.3951689-1-harshit.m.mogalapalli@oracle.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/cs35l56-spi.c

@@ -29,7 +29,6 @@ static int cs35l56_spi_probe(struct spi_device *spi)
 	if (IS_ERR(cs35l56->regmap)) {
 		ret = PTR_ERR(cs35l56->regmap);
 		return dev_err_probe(&spi->dev, ret, "Failed to allocate register map\n");
-		return ret;
 	}
 
 	cs35l56->dev = &spi->dev;