NEW YORK — Dozens of City Council members and advocates called on Mayor Eric Adams Monday to halt shelter stay limits for migrant families, with Speaker Adrienne Adams slamming the policy as “counterproductive and cruel.” “The negative effects will ripple throughout our communities and schools,” she said at a rally outside a Midtown church. At least 4,800 families have received eviction notices so far. The 60-day notices started going out late last year, with the first families getting the boot on Jan. 9. As the policy gains momentum, around 100 families are expected to be required to leave th…