QmlDesigner: Update Tooltips for Frame Section

This patch update tooltip text for Frame
section fields in Property editor.

Fixes: QDS-9207
Change-Id: Iece6c73e77ca33c93f4845e18b93c10ab73f34b1
Reviewed-by: Henning Gründl <henning.gruendl@qt.io>

share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/Controls/PaneSection.qml

@@ -14,8 +14,9 @@ Section {
     SectionLayout {
         PropertyLabel {
             text: qsTr("Content size")
-            tooltip: qsTr("Sets the size of the pane. This is used to calculate\n"
+            tooltip: qsTr("Sets the size of the %1. This is used to calculate\n"
-                        + "the total implicit size.")
+                        + "the total implicit size.").arg(caption.charAt(0).toLowerCase()
+                                                          + caption.slice(1))
         }
 
         SecondColumnLayout {