Comment by Winblows11

The page you linked to ends with:

> The proposed Dissolution and Calling of Parliament Bill emphasised the non-justiciability of the revived prerogative powers, prevented courts from making certain rulings in relation to a Government's power to dissolve Parliament. It received royal assent over two years later, on 24 March 2022.

As some have said before, it effectively means in future the Supreme Court can't undo or interfere with prorogation like what Boris Johnson did in 2019. The Labour party have said they won't cancel this law, so Kier Starmer can now do same as Boris and courts can't stop him.