WASHINGTON — The Supreme Court on Thursday said the Biden administration program to cancel student loans will remain blocked for now, but the justices agreed to take up the case in late winter.The court’s decision to hear arguments in about three months means it is likely to determine whether the widespread loan cancellations are legal by late June.That’s about two months before the newly extended pause on loan repayments is set to expire.The administration had wanted a court order that would have allowed …