Provide pointer to member function overloads for the QShortcut ctor. The
ctor with two functors but no contexts is not provided since it creates
ambiguousness.
[ChangeLog][QtWidgets][QShortcut] QShortcut ctor has now pmf overloads
Fixes: QTBUG-77816
Change-Id: Ic9a759cde5150dbb94c2fd351b88ee8e447e0852
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
Reviewed-by: Samuel Gaist <samuel.gaist@idiap.ch>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>