[API] Correção api submission.

Api/components/schemas/Submission.json

@@ -41,9 +41,7 @@
           "type": "number",
           "description": "Last time this submission was modified"
         },
-        "assignment": {
-          "$ref": "https://gitlab.dev.evologica.com.br/Competify/Docs/raw/master/Api/components/schemas/Assessment.json#/Assignment"
-        },
+        "assignment": "integer",
         "type": {
           "type": "string",
           "enum": [
@@ -155,13 +153,9 @@
             },
             "answers": {
               "type": "array",
-              "items": {
-                "$ref": "#/Answer"
-              }
+              "items": "integer"
             },
-            "draft": {
-              "$ref": "#/VirtualAssessmentSubmissionDraft"
-            }
+            "draft": "integer"
           }
         }
       ]
@@ -184,9 +178,7 @@
         "content": {
           "type": "string"
         },
-        "assessment": {
-          "$ref": "https://gitlab.dev.evologica.com.br/Competify/Docs/raw/master/Api/components/schemas/Assessment.json#/Assignment"
-        }
+        "assessment": "integer"
       }
     }
   }
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