keeping window accidentally removed in rewrite

it should close the welcome guide if it displays so the test can perform

tests/cypress/integration/wonder-blocks.cy.js

@@ -11,6 +11,11 @@ describe( "WonderBlocks", { testIsolation: true }, () => {
 
 		cy.wait( 1000 );
 
+		cy.window().then( ( win ) => {
+			win.wp.data.select( "core/edit-post" ).isFeatureActive( "welcomeGuide" ) &&
+				win.wp.data.dispatch( "core/edit-post" ).toggleFeature( "welcomeGuide" );
+		} );
+
 		cy.wait( 100 );
 		cy.get( "#nfd-wba-toolbar-button button" ).click();
 		cy.wait( 100 );