Fixes after review

Author: csukuangfj

.github/scripts/test-python.sh

@@ -14,7 +14,7 @@ curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/s
 tar xvf sherpa-onnx-supertonic-tts-int8-2026-03-06.tar.bz2
 rm sherpa-onnx-supertonic-tts-int8-2026-03-06.tar.bz2
 
-python3 ./supertonic-tts.py
+python3 python-api-examples/supertonic-tts.py
 
 rm -rf sherpa-onnx-supertonic-tts-int8-2026-03-06