By Joanna Plucinska and Anna Koper WARSAW (Reuters) – A court on Friday adjourned a hearing on whether a prominent activist broke Polish law by supplying pills to trigger an abortion, as she pledged to continue helping women terminate unwanted pregnancies. Along with Malta, Poland’s anti-abortion laws are among the most restrictive in Europe, and campaigner Justyna Wydrzynska faces up to three years in jail if convicted of facilitating a termination. Her case, which rights group Amnesty International and campaigners say is the first of its kind in Europe, was adjourned until January after key …