West Ham United are reportedly set to sell Hammers academy graduate Conor Coventry in the January transfer window. The West Ham midfielder came through the ranks at the east London club, but has struggled to break into the Hammers first-team. Coventry has just 10 senior appearances to his name, and has been sent out on loan four times during his time at West Ham. Now, it looks as though the 23-year-old is set to make a permanent move to League One outfit Charlton Athletic. Sky Sports News reported on Thursday that West Ham have agreed a deal in principle for Coventry’s permanent transfer to th…