usb: host: ehci-dbg: remove blank line before close brace

This patch fixes coding style issue reported by checkpatch concerning to
an unnecessary line before close brace.
Signed-off-by: NGeyslan G. Bem <geyslan@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/host/ehci-dbg.c

@@ -1038,7 +1038,6 @@ static ssize_t debug_output(struct file *file, char __user *user_buf,
 
 out:
 	return ret;
-
 }
 
 static int debug_close(struct inode *inode, struct file *file)