UTF-8-ify AUTHORS. The file was UTF-8 initially, but someone added some

ISO-8859-1 which confuses editors.
Review URL: http://codereview.chromium.org/99191

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@14849 0039d316-1c4b-4281-b951-d872f2087c98

AUTHORS

@@ -31,6 +31,6 @@ Raman Tenneti <raman.tenneti@gmail.com>
 Kyle Nahrgang <kpn24@drexel.edu>
 Kim Christensen <kimworking@gmail.com>
 Paul Robinson <paulrobinson85@googlemail.com>
-Josu� Ratelle <jorat1346@gmail.com>
+Josué Ratelle <jorat1346@gmail.com>
 Edward Crossman <tedoc2000@gmail.com>
 Nikita Ofitserov <himikof@gmail.com>