Casemiro’s time at Manchester United was not supposed to end like this. There was always a risk, of course, that handing a four-year deal to an ageing midfielder with so many miles on the clock would blow up in the Red Devils’ face. Ineos chief Sir Jim Ratcliffe allegedly highlighted the Casemiro transfer as exactly the sort of ill-advised arrangement that had held Manchester United back during the Glazer era. But, still, Casemiro was just so, so good in that debut season. There were so many moments. That overhead kick at Bournemouth. That last-gasp equaliser at Stamford Bridge, the lion roari…