Stocks Rise on Sears, HP; Oil Trims Gains  NEW YORK (Reuters) - U.S. stocks closed higher, reviving  their recent rally on Wednesday after Kmart's plan to buy Sears  in a \$10.85 billion deal was announced and computer maker  Hewlett-Packard Co. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=HPQ.N target=/stocks/quickinfo/fullquote"&gt;HPQ.N&lt;/A&gt; posted solid earnings, but a rise  in oil prices capped session gains.