If this upgrade is proven to be of positive result, this might elevate bitcoin price to a new floor. Bitcoin price increase even without major news because of people slowly adopting bitcoin. This upgrade may boost bitcoin usage and thus boost people trust in bitcoin making those hesitant to finaly try and join bitcoin economy. If I heard it right, this upgrade will make bitcoin ready for future upgrades and development.
As an users of bitcoin we should always have faith and strong belief in it, bitcoin is becoming more popular day by day and more people are showing their interest in investing their money in it and if we witness same scenario in future then it will gradually take price of bitcoin to next level.