Update 02-gitops-basics.adoc

Bring back application, forgot we numbered items for explanation. Updated to reference main branch

Author: gnunn1

content/modules/ROOT/pages/02-gitops-basics.adoc

@@ -154,7 +154,23 @@ and break this down a bit:
 [.console-input]
 [source,bash,subs="attributes+,+macros"]
 ----
-cat ./bgd-app.yaml
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: bgd-app
+spec:
+  destination:
+    namespace: {user}-bgd
+    server: https://kubernetes.default.svc <1>
+  project: default <2>
+  source: <3>
+    path: documentation/modules/ROOT/examples/bgd
+    repoURL: https://github.com/OpenShiftDemos/openshift-gitops-workshop
+    targetRevision: main
+  syncPolicy: <4>
+    automated:
+      prune: true
+      selfHeal: false
 ----
 
 .link:https://github.com/OpenShiftDemos/openshift-gitops-workshop/blob/{gitops_revision}/content/modules/ROOT/examples/bgd-app.yaml[bgd-app.yaml,window="_blank"]