fix forefront sample

gpt4free/forefront/README.md

@@ -2,15 +2,18 @@
 
 ```python
 from gpt4free import forefront
+
+
 # create an account
-token = forefront.Account.create(logging=False)
-print(token)
+account_data = forefront.Account.create(logging=False)
+
 # get a response
 for response in forefront.StreamingCompletion.create(
-	token=token,
-	prompt='hello world',
-	model='gpt-4'
+    account_data=account_data,
+    prompt='hello world',
+    model='gpt-4'
 ):
     print(response.choices[0].text, end='')
 print("")
+
 ```