By John Cross Gareth Southgate has ruled himself out of the running to be Manchester United boss this summer. Southgate committed himself to the England job and said he would refuse to have discussions with any club until after the Euros. That effectively means that United would have to wait until mid-July to get Southgate who also branded the talk “disrespectful” to Erik ten Hag. United have made Southgate their No1 target should they axe ten Hag but the England manager’s comments were designed to defuse the issue so he can concentrate leading the nation to glory this summer. Southgate, talki…