[FancyZones] Restore original corners and setting(#17425)

* fix corners

* save corner preference

* added fz setting

* add option to settings

* return original preference despite the setting

* removed reset to default corner preference

src/modules/fancyzones/FancyZonesLib/WindowUtils.h

@@ -27,4 +27,7 @@ namespace FancyZonesWindowUtils
     void RestoreWindowOrigin(HWND window) noexcept;
     void MakeWindowTransparent(HWND window);
     RECT AdjustRectForSizeWindowToRect(HWND window, RECT rect, HWND windowOfRect) noexcept; // Parameter rect is in windowOfRect coordinates
+
+    void DisableRoundCorners(HWND window) noexcept;
+    void ResetRoundCornersPreference(HWND window) noexcept;
 }