ASoC: bcm2835-i2s: remove unneeded semicolon

A semicolon is not needed after a switch statement.
Signed-off-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/20201101160037.2295512-1-trix@redhat.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/bcm/bcm2835-i2s.c

@@ -797,7 +797,7 @@ static bool bcm2835_i2s_volatile_reg(struct device *dev, unsigned int reg)
 		return true;
 	default:
 		return false;
-	};
+	}
 }
 
 static bool bcm2835_i2s_precious_reg(struct device *dev, unsigned int reg)
@@ -807,7 +807,7 @@ static bool bcm2835_i2s_precious_reg(struct device *dev, unsigned int reg)
 		return true;
 	default:
 		return false;
-	};
+	}
 }
 
 static const struct regmap_config bcm2835_regmap_config = {