fix: Update model name in EnhancedWav2Vec2CharacterASR constructor for improved performance

src/apis/controllers/speaking_controller.py

@@ -61,7 +61,8 @@ class EnhancedWav2Vec2CharacterASR:
     def __init__(
         self,
         # model_name: str = "facebook/wav2vec2-large-960h-lv60-self",
-        model_name: str = "jonatasgrosman/wav2vec2-large-xlsr-53-english",
+        # model_name: str = "jonatasgrosman/wav2vec2-large-xlsr-53-english",
+        model_name: str = "facebook/wav2vec2-large-robust-ft-libri-960h",
         onnx: bool = False,
         quantized: bool = False,
     ):