Fix 0003334: Invalid links in bug reminder emails.

M core/email_api.php

• Fix a bug where the $g_path was included twice in the reminder's link to the bug.

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@2259 <a class="text" href="/?p=mantisbt.git;a=object;h=f5dc347c">f5dc347c</a>-c33d-0410-90a0-b07cc1902cb9