By Laura Nahmias From Bloomberg News NEW YORK—Former Gov. Andrew Cuomo missed a key deadline to mount a challenge against Gov. Kathy Hochul in this year’s New York Democratic primary. Prospective candidates had until 5 p.m. on Thursday, April 7, to electronically file 15,000 signatures necessary to achieve a place on the Democratic primary ballot. A spokesperson for the former governor did not respond to a request for comment. Cuomo, who resigned in August 2021 after an independent investigation overseen by New York Attorney General Letitia James found he’d sexually harassed nearly a dozen women, had for weeks hinted at the possibility of mounting an 11th hour challenge to Hochul. He would still qualify for the June Democratic primary for governor if he mails the petitions, postmarked on Thursday, if they arrive at the New York State Board of Elections on Monday. Or, if Cuomo decides to run as an …