iio: magnetometer: bmc150: 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/20201031134319.2134314-1-trix@redhat.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/magnetometer/bmc150_magn.c

@@ -190,7 +190,7 @@ static bool bmc150_magn_is_writeable_reg(struct device *dev, unsigned int reg)
 		return true;
 	default:
 		return false;
-	};
+	}
 }
 
 static bool bmc150_magn_is_volatile_reg(struct device *dev, unsigned int reg)