The 20-year-old forward was delighted with the faith put in him by Andoni Iraola for the Tottenham game and now wants to kick on With a man of the match award in one hand and his phone in the other, Lewis Koumas made a very important call before stopping to speak to the media inside Anfield on Wednesday night. What it means to represent your boyhood club, and to shine for it, was apparent for all to see. “That was my mum,” said the Liverpool forward, still beaming from the award that Cody Gakpo…