docs: add Architect Training to resources (#43327)

PR Close #43327

aio/content/marketing/resources.json

@@ -738,6 +738,11 @@
             "logo": "",
             "title": "DotNetTricks",
             "url": "https://www.dotnettricks.com/courses/angular"
+          },
+          "architect-angular-nation": {
+            "desc": "Whether you're already an architect or you'd like to become one, come learn how to keep your apps clean and fast (especially at the enterprise level). Four weeks of training includes live office hours every week with an Angular GDE, diversity discounts, and scholarships available!",
+            "title": "Angular Architect Training",
+            "url": "https://www.angularnation.net/"
           }
         }
       },