Target Posts Higher Profit  NEW YORK (Reuters) - Target Corp. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=TGT.N target=/stocks/quickinfo/fullquote"&gt;TGT.N&lt;/A&gt;, the No. 2 U.S.  discount retailer, on Thursday posted a higher quarterly profit  on stronger sales and gains from selling its Mervyn's  department store chain, and forecast 2004 would end well.