Calling your team the "Crusaders" is identical to calling it the "Jihadists." If and only if you'd be okay with the latter can you criticize anyone for jumping on the PC bandwagon here.
What I am ok with is a private, Catholic school choosing their own name, and if they choose to keep Crusaders then so be it. Similar issues were raised a few years ago when they thought about changing the name of the student newspaper, The Crusader. It wasn’t changed.
Besides, most people at HC call them the ‘Saders anyway