By Kieran King Gary Lineker feels his longstanding calls for Trent Alexander-Arnold to play in midfield for Liverpool are only growing louder after his impressive display during their 2-0 victory over Arsenal in the FA Cup. Alexander-Arnold, 24, started the game at right-back but was moved into the No.8 position for the final stages as the Reds snatched a late win. The England international played a major role in Liverpool’s opening goal, as his cross was headed into Arsenal’s net by their own defender Jakub Kiwior. The Reds then sealed their passage into the fourth round of the competition in…