FOXBORO — Patriots personnel director Nick Caserio stopped short of confirming the workouts for free agents TJ Houshmandzadeh, Darren Sharper and Renaldo Hill but he did acknowledge the team has not changed the pace at which the team is looking at players and will continue to look for matches to needs the team has. “I think you’re talking about apples and oranges,” Caserio said on Monday when ask…