Update config schema and example file

ansible_api/config.py

@@ -9,9 +9,9 @@ CONFIG_SCHEMA = {
 
     'type': 'object',
     'properties': {
-        'playbook-dir': {'type': 'string'},
+        'collection-uri': {'type': 'string'},
     },
-    'required': ['playbook-dir'],
+    'required': ['collection-uri'],
     'additionalProperties': False
 }
 

config.json.example

 {
-  "playbook-dir": "/absolute/path/to/playbooks"
-}
+  "collection-uri": "organisation.collection"
+}
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