fix for 0004509: Request rather than "Provide Feedback to Issue"
Note that this may require changes in other languages for strings
$s_feedback_bug_title and $s_feedback_bug_button

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@2941 <a class="text" href="/?p=mantisbt.git;a=object;h=f5dc347c">f5dc347c</a>-c33d-0410-90a0-b07cc1902cb9