fix[bert]: Typo

ml-service/model.py

@@ -1,5 +1,5 @@
 # model.py
-from transformers import AutoModelForSequenceClassification, TFAutoModelForSequenceClassification, AutoTokenize
+from transformers import AutoModelForSequenceClassification, AutoTokenizer
 
 class Model:
   """A model class to lead the model and tokenizer"""
@@ -12,5 +12,5 @@ class Model:
     return model
 
   def load_tokenizer():
-    tokenizer = AutoTokenize.from_pretrained("cardiffnlp/twitter-roberta-base-sentiment")
+    tokenizer = AutoTokenizer.from_pretrained("cardiffnlp/twitter-roberta-base-sentiment")
     return tokenizer