The bill is still being debated in the supreme court. A timeline with more details and updates can be found here: https://ccla.org/major-cases-and-reports/bill-21/

That said, the Quebec government has been pretty fucking hostile to people who wear religious symbols. The original article frames it as residual tensions from the French Catholic chuch but a big part of it is definitely xenophobia and racism. Montreal and Quebec City are progressive havens in a land of very small, very white, very religious towns.