Correct the name of a contributor

The name was correctly encoded in UTF-8 before
commit 0ce12f70.

client/mysqldump.c

@@ -32,7 +32,7 @@
 ** master/autocommit code by Brian Aker <brian@tangent.org>
 ** SSL by
 ** Andrei Errapart <andreie@no.spam.ee>
-** Tõnu Samuel  <tonu@please.do.not.remove.this.spam.ee>
+** Tõnu Samuel  <tonu@please.do.not.remove.this.spam.ee>
 ** XML by Gary Huntress <ghuntress@mediaone.net> 10/10/01, cleaned up
 ** and adapted to mysqldump 05/11/01 by Jani Tolonen
 ** Added --single-transaction option 06/06/2002 by Peter Zaitsev