Staging: iio: Alignment should match open parenthesis

This patch arranges multiple-line parameters in accordance with
the parameter above them to improve coding style.
Found by checkpatch.pl
Signed-off-by: Cristina Opriceana <cristina.opriceana@gmail.com>
Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/iio/frequency/ad9834.c

@@ -200,7 +200,8 @@ static ssize_t ad9834_store_wavetype(struct device *dev,
 	return ret ? ret : len;
 }
 
-static ssize_t ad9834_show_out0_wavetype_available(struct device *dev,
+static
+ssize_t ad9834_show_out0_wavetype_available(struct device *dev,
 					    struct device_attribute *attr,
 					    char *buf)
 {
@@ -221,7 +222,8 @@ static ssize_t ad9834_show_out0_wavetype_available(struct device *dev,
 static IIO_DEVICE_ATTR(out_altvoltage0_out0_wavetype_available, S_IRUGO,
 		       ad9834_show_out0_wavetype_available, NULL, 0);
 
-static ssize_t ad9834_show_out1_wavetype_available(struct device *dev,
+static
+ssize_t ad9834_show_out1_wavetype_available(struct device *dev,
 					    struct device_attribute *attr,
 					    char *buf)
 {