They cannot.
"...For the doctrine of the faith which God has revealed is put forward not as some philosophical discovery capable of being perfected by human intelligence, but as a divine deposit committed to the spouse of Christ to be faithfully protected and infallibly promulgated. Hence, too,that meaning of the sacred dogmas is ever to be maintained which has once been declared by holy mother church, and there must never be any abandonment of this sense under the pretext or in the name of a more profound understanding..."
Decrees of the First Vatican Council, "Dogmatic Constitution on the Catholic Faith"
http://www.papalencyclicals.net/Councils/ecum20.htm#Chapter 2 On revelation
“The Cardinal said that dogmas can evolve
They cannot”
You’re exactly right but they can be ignored. Leftist Jesuits all over the world have been ignoring doctrine for years and getting by with it. Now they have one of their own leading the Church. What part of doctrine he does not like will be summarily ignored under the ruse of “pastoral care”.