What's Changed
* Support German TTS by csukuangfj in https://github.com/k2-fsa/sherpa-onnx/pull/394
* Support German umlauts in splitting UTF8 strings. by csukuangfj in https://github.com/k2-fsa/sherpa-onnx/pull/395
* Support Spanish in TTS by csukuangfj in https://github.com/k2-fsa/sherpa-onnx/pull/396
* Support French in TTS by csukuangfj in https://github.com/k2-fsa/sherpa-onnx/pull/397
**Full Changelog**: https://github.com/k2-fsa/sherpa-onnx/compare/v1.8.6...v1.8.7