test(ui): fix e2e

Author: Guillaume Chau

packages/@vue/cli-ui/tests/e2e/specs/g3-configurations.js

@@ -1,6 +1,6 @@
 describe('Configurations', () => {
   it('Displays configurations', () => {
     cy.visit('/configuration')
-    cy.get('.configuration-item').should('have.length', 2)
+    cy.get('.configuration-item').should('have.length', 3)
   })
 })