fix: fixed white flash on call to BrowserWindow.show (#48560)

Co-authored-by: trop[bot] <37223003+trop[bot]@users.noreply.github.com>
Co-authored-by: Cezary Kulakowski <cezary@openfin.co>

shell/browser/api/electron_api_browser_window.h

@@ -67,6 +67,8 @@ class BrowserWindow : public BaseWindow,
   void SetBackgroundMaterial(const std::string& material) override;
   void OnWindowShow() override;
   void OnWindowHide() override;
+  void Show() override;
+  void ShowInactive() override;
 
   // BrowserWindow APIs.
   void FocusOnWebView();