Rangers aren’t going to have a big transfer budget to hand to Philippe Clement for a summer rebuild, which makes every penny important. The manager acquired a squad that needs root to branch repair, and there isn’t an area of the park that doesn’t require immediate surgery. After an impressive start, Mohamed Diomande’s recent performances have raised a red flag with Rangers set to shell out £4.3m for the Ivorian midfielder, will it be money well spent? READ MORE: Rangers all-time record transfer sales including whopping £20m departureIs Mohamed Diomande fee becoming an issue for Rangers?One of…