update prompt and find_orgs_gpt function to work with json objects

app.py

@@ -46,17 +46,17 @@ def find_orgs_gpt(sentence):
     ```
     {sentence}
     ```
-    Your output should be a Python list that containes the extracted organizations.
+    Your output should be a a json object that containes the extracted organizations.
     Output example 1:
-    ["Organization 1", "Organization 2", "Organization 3"]
+    {"Organizations": ["Organization 1", "Organization 2", "Organization 3"]}
     Output example 2:
-    []
+    {"Organizations": []}
     """
     
     sent_orgs_str = get_completion(prompt)
     sent_orgs = json.loads(sent_orgs_str)
     
-    return sent_orgs
+    return sent_orgs['Organizations']
 
 
 example = """