fixed example file

moved callout

Author: deerskindoll

modules/ob-creating-a-s2i-build.adoc

@@ -29,10 +29,9 @@ metadata:
 spec:
   source: <1>
     type: Git
-    type: Git
-        git:
-          url: https://github.com/redhat-openshift-builds/samples
-        contextDir: s2i-build/nodejs
+    git:
+      url: https://github.com/redhat-openshift-builds/samples
+    contextDir: s2i-build/nodejs
   strategy: <2>
     name: source-to-image
     kind: ClusterBuildStrategy