NEW YORK — Ben Simmons received an epidural while the Nets were in Orlando, Fla., for their matchup against the Magic on Tuesday, according to Steve Nash. The hope, the Nets coach said, is the injection will help accelerate Simmons’ recovery time from a back issue that has delayed his Nets debut more than a month since his Feb. 10 arrival via the James Harden trade. “And take some of the irritation down,” the Hall of Fame point guard said ahead of tip-off against the Dallas Mavericks on Wednesday. “So hopefully that will help him relieve some of the symptoms and be able to recover quicker and …