CANADA STOCKS-TSX nears eight-week high as resource shares gain

* TSX up 72.23 points, or 0.48 percent, at 15,052.38 * Seven of 10 main index sectors advance * Gold-mining shares jump 2.2 percent By John Tilak TORONTO, Nov 20(Reuters) - Canada's main stock index rose to its highest in nearly eight weeks on Thursday as shares of gold miners and energy producers jumped with commodity prices. A stronger U.S. dollar helped support the bullion price, which also benefited from investors looking to take advantage of the recent decline. The