Fix a few of the erronoeous examples in JSON.md

Signed-off-by: Ole Petter <[email protected]>

JSON.md

@@ -29,11 +29,24 @@ As an example, here is a local policy file module with 3 common build steps:
   "description": "Local policy file added using cfbs command line",
   "tags": ["local"],
   "added_by": "cfbs add",
-  "steps": [
-    "copy ./policy.cf services/cfbs/policy.cf",
-    "policy_files ./services/cfbs/policy.cf",
-    "bundles my_bundle"
-  ]
+  "build": [
+    {
+      "name": "cusom policy",
+      "description": "Custom policy basic setup",
+      "tags": [],
+      "repo": "https://github.com/cfengine/modules",
+      "by": "https://github.com/cfengine",
+      "version": "0.0.1",
+      "commit": "ca637d4e6148432a90b7db598a4137956c0e0282",
+      "added_by": "cfbs add",
+      "steps": [
+        "copy ./policy.cf services/cfbs/policy.cf",
+        "policy_files ./services/cfbs/policy.cf",
+        "bundles my_bundle"
+      ]
+    }
+  ],
+  "git": false
 }
 ```
 
@@ -123,7 +136,8 @@ Which creates a file like this:
   "name": "Example",
   "description": "Example description",
   "type": "policy-set",
-  "build": []
+  "build": [],
+  "git": false
 }
 ```