Update app.py

app.py

@@ -37,7 +37,7 @@ for name, paths in TTS_MODELS.items():
     # Apply clear-speech inference parameters (tweak per model if desired)
     model.noise_scale = 0.8
     model.noise_scale_duration = 0.667
-    model.speaking_rate = 0.75
+    model.speaking_rate = 0.85
     models[name] = model
     tokenizers[name] = AutoTokenizer.from_pretrained(paths["tokenizer"])