Event errors in qt5 backend after recent commit

Thomas Caswell <tcaswell@...83...> writes:

Jorge,I have put in a PR to fix this issue. Can you confirm that it is

equivalent to your fix? For aesthetic reasons I chose to pass guiEvent as a
kwarg to all of the event related functions.

https://github.com/matplotlib/matplotlib/pull/4130

Tom

I can confirm this fixes the issue I had.

Jorge