to be clear, the Court did not rule on the merits of the case, just a technical issue: does the lower court have the authority to issue an injunction. The Supreme’s said, yes, the lower court does have the authority, not that the lower court should issue an injunction (against “selling bequeathed” property).
Moreover, this still doesn’t mean that the college will continue. Back to the lower court for a trial/hearing, which will take months and another school year will have started without students? Alternatively, the SB board could just fold up shop and give/donate the land to the State. In the meantime, millions more of the remaining endowment spent on legal fees.