Check that toast-error does not exist

packages/app/test/cypress/integration/20-basic-features/use-tools.spec.ts

@@ -90,6 +90,7 @@ context('Modal for page operation', () => {
     cy.get('.toast-error').should('be.visible').invoke('attr', 'style', 'opacity: 1');
     cy.screenshot(`${ssPrefix}create-template-for-children-error`, {capture: 'viewport'});
     cy.get('.toast-error').should('be.visible').click();
+    cy.get('.toast-error').should('not.exist');
 
     cy.getByTestid('page-create-modal').should('be.visible').within(() => {
       cy.get('#template-type').click();