staging: mt7621-mmc: Fix line size exceeding 80 columns

This patch fixes checkpatch.pl warning and check:
WARNING: line over 80 characters
CHECK: Alignment should match open parenthesis
Signed-off-by: Sankalp Negi <sankalpnegi2310@gmail.com>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt7621-mmc/dbg.c

@@ -229,7 +229,8 @@ static int msdc_debug_proc_read(struct seq_file *s, void *p)
 }
 
 static ssize_t msdc_debug_proc_write(struct file *file,
-				const char __user *buf, size_t count, loff_t *data)
+				     const char __user *buf,
+				     size_t count, loff_t *data)
 {
 	int ret;