[docs] [issue18355] Merge super() guide into documentation

[Jeroen Demeyer]

Jeroen Demeyer <J.Demeyer at UGent.be> added the comment:

I opened another doc issue about super(): #37176

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nosy: +jdemeyer

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue18355>
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