Nothing is over until the opinion is published. It is common practice to press both sides.
In a sane world, the decision would be 9 to 0 in favor of requiring proof of Citizenship in order to Register to Vote.
In a saner world, it would already be required.
Motor Voter, the biggest Vote Fraud ever foisted upon this Country is still going strong, and guess what, nobody checks the validity of those Registering to Vote under Motor Voter either.