fix doc example - TypeError: forward() got an unexpected keyword argument 'input_ids' (#15092)

Co-authored-by: ydshieh <ydshieh@users.noreply.github.com>

src/transformers/models/speech_to_text/modeling_speech_to_text.py

@@ -1323,7 +1323,7 @@ class Speech2TextForConditionalGeneration(Speech2TextPreTrainedModel):
         >>> input_features = processor(
         ...     ds["speech"][0], sampling_rate=16000, return_tensors="pt"
         >>> ).input_features  # Batch size 1
-        >>> generated_ids = model.generate(input_ids=input_features)
+        >>> generated_ids = model.generate(inputs=input_features)
 
         >>> transcription = processor.batch_decode(generated_ids)
         ```"""