Tribune Revises Circulation Figures  NEW YORK (Reuters) - Tribune Co. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=TRB.N target=/stocks/quickinfo/fullquote"&gt;TRB.N&lt;/A&gt;, the publisher of  Newsday and Hoy which has been embroiled in a circulation  scandal, said on Friday it would make more revisions to  circulation figures for the newspapers and plans to take a  related third-quarter charge.