SPRINGFIELD — More than a month after signing a measure that would legalize recreational marijuana, Gov. J.B. Pritzker put pen to paper to sign medical cannabis legislation.Senate Bill 2023, signed by the governor Monday in Springfield, eliminates the expiration of the medical marijuana pilot program that was going to end next year. The program first started in 2013.The bill also clarifies who can be a certified patient, adds new “social equity” standards similar to those in the recreational cannabis bill …