flutter stable 2.10.3 (#84)

Fixed https://github.com/sony/flutter-elinux/issues/81

Updated to the flutter 2.10.3. See also:
 - https://github.com/sony/flutter-embedded-linux/releases/tag/bd539267b4
 - https://github.com/flutter/flutter/tree/2.10.3

templates/app/runner/main.cc

@@ -29,6 +29,7 @@ int main(int argc, char** argv) {
   view_properties.width = options.WindowWidth();
   view_properties.height = options.WindowHeight();
   view_properties.view_mode = options.WindowViewMode();
+  view_properties.view_rotation = options.WindowRotation();
   view_properties.use_mouse_cursor = options.IsUseMouseCursor();
   view_properties.use_onscreen_keyboard = options.IsUseOnscreenKeyboard();
   view_properties.use_window_decoration = options.IsUseWindowDecoraation();