There's a much more optimistic reading of the statement.
Businesses, healthcare providers or employers can’t single out trans people thanks to the act. Trans people continue to face stigma and discrimination but this Act has helped strengthen their legal rights.
Very noticeably omits the expansive Stonewall interpretation that gender reassignment gives anyone the right to use whatever facilities matches their genderfeeling on the day.
If you were a transactivist, you would read her statement as a dog whistle to transphobic bigots.
Along with Starmer's deafening silence on the GRA, this suggests that the adults in the Labour party are trying to extricate themselves from the extreme TWAW position that dominated under Corbyn.