Dialog: Fix -Wreorder
/home/ratijas/kde/src6/plasma-framework/src/plasmaquick/dialog.cpp: In constructor ‘PlasmaQuick::DialogPrivate::DialogPrivate(PlasmaQuick::Dialog*)’:
/home/ratijas/kde/src6/plasma-framework/src/plasmaquick/dialog.cpp:152:9: warning: ‘PlasmaQuick::DialogPrivate::floating’ will be initialized after [-Wreorder]
152 | int floating;
| ^~~~~~~~
/home/ratijas/kde/src6/plasma-framework/src/plasmaquick/dialog.cpp:151:15: warning: ‘Qt::Edges PlasmaQuick::DialogPrivate::resizableEdges’ [-Wreorder]
151 | Qt::Edges resizableEdges;
| ^~~~~~~~~~~~~~
/home/ratijas/kde/src6/plasma-framework/src/plasmaquick/dialog.cpp:55:5: warning: when initialized here [-Wreorder]
55 | DialogPrivate(Dialog *dialog)
| ^~~~~~~~~~~~~