feat(tools): test navigation links (#43080)

* feat(tools): test navigation links

* fix(tools): use single it

cypress/integration/learn/header/header-nav-links.js

@@ -0,0 +1,15 @@
+/* global cy */
+
+describe('Navigation links', () => {
+  it('should render the expected forum and news links.', () => {
+    cy.visit('/learn');
+    cy.get('.toggle-button-nav').should('be.visible');
+    cy.get('.toggle-button-nav').click();
+    cy.get('.nav-list')
+      .contains('Forum')
+      .should('have.attr', 'href', 'https://forum.freecodecamp.org/');
+    cy.get('.nav-list')
+      .contains('News')
+      .should('have.attr', 'href', 'https://freecodecamp.org/news/');
+  });
+});