staging: speakup: Added blank line.

This patch fixes "Missing a blank line after declarations" checkpatch.pl
warning in selection.c

Signed-off-by: Aybuke Ozdemir <aybuke.147@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/speakup/selection.c

@@ -66,6 +66,7 @@ int speakup_set_selection(struct tty_struct *tty)
 	if (ps > pe) {
 		/* make sel_start <= sel_end */
 		int tmp = ps;
+
 		ps = pe;
 		pe = tmp;
 	}