Qualify shell palette references for Qt 6.12 (#14553)

shell/Ui/NumberField.qml

@@ -1,6 +1,7 @@
 import QtQuick
 import QtQuick.Controls as QQC
 import qs.Commons
+import qs.Commons as Commons
 
 Column {
   id: root
@@ -10,8 +11,8 @@ Column {
   property int from: 0
   property int to: 100
   property int stepSize: 1
-  property color foreground: Color.foreground
-  property color accent: Color.accent
+  property color foreground: Commons.Color.foreground
+  property color accent: Commons.Color.accent
   property string fontFamily: Style.font.family
   property real fontSize: Style.font.body
   property real fieldWidth: Style.spacing.numberFieldWidth