After getting a ”No” from Deshaun Watson’s camp on Thursday, the Panthers could do only one thing. Take their rejection and move on. So far, they have. During the first week of free agency, Carolina extended its top receiver, DJ Moore, announced it reached an agreement with cornerback Donte Jackson, re-signed kicker Zane Gonzalez and signed at least three potential starters to fill holes that were much needed, without overspending. Jackson, who tested the free-agent market this offseason, has agreed to a three-year deal with the Panthers, reportedly for three years and $35.1 million. Pairing J…