Backport PR #23912 on branch v3.6.x (FIX: only expect FigureCanvas on backend module if using new style)#23916

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QuLogic merged 1 commit intomatplotlib:v3.6.xfrom

meeseeksmachine:auto-backport-of-pr-23912-on-v3.6.x

Sep 23, 2022

Commits on Sep 17, 2022

Backport PR #23912: FIX: only expect FigureCanvas on backend module if using new style

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