Squashed commit of the following:

commit b5aa19950f09d9a391b189a578073b9920943294
Author: Roy-043 <70520633+Roy-043@users.noreply.github.com>
Date:   Tue Nov 2 14:37:19 2021 +0100

    Std: Fix OpenSCAD navigation string

    Holding down SHIFT is not required when zooming with the MMB.

src/Gui/OpenSCADNavigationStyle.cpp

@@ -69,7 +69,7 @@ const char* OpenSCADNavigationStyle::mouseButtons(ViewerMode mode)
     case NavigationStyle::DRAGGING:
         return QT_TR_NOOP("Press left mouse button and move mouse");
     case NavigationStyle::ZOOMING:
-        return QT_TR_NOOP("Press SHIFT and middle or right mouse button");
+        return QT_TR_NOOP("Press middle mouse button or SHIFT and right mouse button");
     default:
         return "No description";
     }