Update README.md

Fixed first code snippet

README.md

@@ -251,6 +251,9 @@ In this example, the context tokens are 'unforced', meaning the model automatica
 >>> processor = WhisperProcessor.from_pretrained("neurlang/ipa-whisper-base")
 >>> model = WhisperForConditionalGeneration.from_pretrained("neurlang/ipa-whisper-base")
 >>> model.config.forced_decoder_ids = None
+>>> model.config.suppress_tokens = []
+>>> model.generation_config.forced_decoder_ids = None
+>>> model.generation_config._from_model_config = True
 
 >>> # load dummy dataset and read audio files
 >>> ds = load_dataset("hf-internal-testing/librispeech_asr_dummy", "clean", split="validation")