Wall Street is lining up behind the pet stock.Shares of Chewy (CHWY 2.31%) were gaining this week after several Wall Street analysts issued bullish notes on the pet-centric e-commerce stock.The round of favorable analyst attention comes after the company delivered a better-than-expected second-quarter earnings report the previous week. According to data from S&P Global Market Intelligence, the news helped drive the stock up 16.6% as of the close on Thursday. Chewy stock is looking up againChewy, and the pet ...