Utils: Make Layouting::Group { .. } less weird

It had a implicit vertical layout leading to unneded layout nesting
in quite a few cases. The price is an added Column { ... } in those
places where the implicit vertical layout was sufficient before.

Change-Id: I3ae1f03f9c1d691bd0c563b0447edd03ee02bbd2
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/fakevim/fakevimplugin.cpp

@@ -429,18 +429,22 @@ void FakeVimOptionPage::layoutPage(QWidget *widget)
 
         Group {
             Title(Tr::tr("Vim Behavior")),
-            bools,
-            ints,
-            strings
+            Column {
+                bools,
+                ints,
+                strings
+            }
         },
 
         Group {
             Title(Tr::tr("Plugin Emulation")),
-            s.emulateVimCommentary,
-            s.emulateReplaceWithRegister,
-            s.emulateArgTextObj,
-            s.emulateExchange,
-            s.emulateSurround
+            Column {
+                s.emulateVimCommentary,
+                s.emulateReplaceWithRegister,
+                s.emulateArgTextObj,
+                s.emulateExchange,
+                s.emulateSurround
+            }
         },
 
         Row { copyTextEditorSettings, setQtStyle, setPlainStyle, Stretch() },