Improvement of controlpanel dashboard
Fix some bugs in the backend to support PMS_V2.0

return list of policy instances
policyData in put request should be a object instead of string

Signed-off-by: ecaiyanlinux <martin.c.yan@est.tech>
Issue-ID: NONRTRIC-314
Change-Id: I5de0f6484d5232132fd8b6b945074b8adccf8e3e
diff --git a/docs/api.json b/docs/api.json
index 53e1a2f..3a47572 100644
--- a/docs/api.json
+++ b/docs/api.json
@@ -141,7 +141,7 @@
         "tags": [
           "policy-controller"
         ],
-        "summary": "Returns a policy instance of a type",
+        "summary": "Returns a policy instance",
         "operationId": "getPolicyInstanceUsingGET",
         "produces": [
           "application/json"
@@ -153,13 +153,6 @@
             "description": "policy_instance_id",
             "required": true,
             "type": "string"
-          },
-          {
-            "name": "type",
-            "in": "query",
-            "description": "type",
-            "required": true,
-            "type": "string"
           }
         ],
         "responses": {