Really? Where do you see anti-catholic bigotry on Guy Fawkes night, the religious aspect of it is long forgotten and people dont really understand or care why it is a celebration, its just a bit of fun in the winter nights.
As a more obvious example, Lewes bonfire society only agreed to stop blacking up for Nov. 5th this year. https://www.theguardian.com/lifeandstyle/2017/nov/05/lewes-b...
For example, the Cliffe bonfire society refused to join the main parade because it meant giving up their "No Popery" traditions.