Accenture plc (NYSE:ACN) erased earlier gains Tuesday as investors weighed analyst optimism against acquisition news.The consulting firm initially rose after Morgan Stanley upgraded the stock and raised its price forecast.Morgan Stanley lifted Accenture to Overweight from Equal-Weight. Analyst James Faucette raised its price forecast to $320 from $271. Also Read: Palantir Technologies: Analyst Expects AI Tailwinds To Support Growth MomentumAccenture Makes AI Infrastructure MoveAccenture announced an agreeme ...