Improvements / Fixes for RadioGroup and apply to more windows II (#10089)

* init

* Fix issue that `Button` is not focusable on Linux

See: https://github.com/SoftFever/OrcaSlicer/pull/10089#issuecomment-3065050902

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Co-authored-by: Noisyfox <timemanager.rick@gmail.com>

src/slic3r/GUI/Widgets/LabeledStaticBox.cpp

@@ -75,6 +75,7 @@ bool LabeledStaticBox::Create(
     SetForegroundColour(      text_color.colorForStates(state_handler.states()));
     SetBorderColor(         border_color.colorForStates(state_handler.states()));
     SetCanFocus(false);
+    DisableFocusFromKeyboard();
     return true;
 }