fix: prefer occluded rather than unloading layout info (#21585)

shell/browser/api/atom_api_browser_window.cc

@@ -440,7 +440,7 @@ void BrowserWindow::OnWindowShow() {
 }
 
 void BrowserWindow::OnWindowHide() {
-  web_contents()->WasHidden();
+  web_contents()->WasOccluded();
   TopLevelWindow::OnWindowHide();
 }