gh-36249: E228 and E225 in groups,interfaces,modules,plot
fix pycodestyle warnings E228 and E225 in groups, interfaces, modules,
plot
scripted using autopep8, but only on files `src/sage/*/*.py` there
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URL: https://github.com/sagemath/sage/pull/36249
Reported by: Frédéric Chapoton
Reviewer(s): Travis Scrimshaw
