Fix indention

Signed-off-by: Taylor Silva <tsilva@pivotal.io>

pipelines/hello-world.yml

@@ -11,4 +11,4 @@ jobs:
         source: { repository: busybox }
       run:
         path: echo
-        args: ["Hello, world!"]
+        args: ["Hello world!"]

pipelines/pipeline-vars.yml

@@ -15,12 +15,12 @@ jobs:
 - name: level-((number))-job
   public: true
   plan:
-- task: simple-task
-    config:
-      platform: linux
-      image_resource:
-        type: registry-image
-        source: { repository: busybox }
-      run:
-        path: echo
-        args: ["Hello, ((hello))!"]
+  - task: simple-task
+      config:
+        platform: linux
+        image_resource:
+          type: registry-image
+          source: { repository: busybox }
+        run:
+          path: echo
+          args: ["Hello, ((hello))!"]

tasks/hello-world.yml

@@ -6,4 +6,4 @@ image_resource:
 
 run:
   path: echo
-  args: ["Hello, world!"]
+  args: ["Hello world!"]