[MeasureTool]Add setting to specify the default measure style (#25645)

* MeasureTool: Add possibility to specify the default measure style

* MeasureTool: Improve description of user setting

* MeasureTool: Use enum value instead of magic number

src/settings-ui/Settings.UI.Library/Enumerations/MeasureToolMeasureStyle.cs

@@ -0,0 +1,15 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace Settings.UI.Library.Enumerations
+{
+    public enum MeasureToolMeasureStyle
+    {
+        None,
+        Bounds,
+        Spacing,
+        HorizontalSpacing,
+        VerticalSpacing,
+    }
+}