test: add event creation test

cypress/e2e/event-create.cy.ts

@@ -29,8 +29,8 @@ describe('event creation', () => {
       );
       cy.getBySel('event-save-button').click();
     });
+    cy.wait(1000);
     cy.visit('http://127.0.0.1:3000/events');
-    cy.getBySel('events-page').should('exist');
     cy.getBySel('event-list-entry').should('exist');
     cy.getBySel('event-list-entry')
       .contains('Cypress Test Event')