增加文件编码读取 (#3606)

Fixed #3605

Author: Coloryr

paddlespeech/server/engine/tts/online/onnx/tts_engine.py

@@ -154,7 +154,7 @@ def _init_from_path(
  self.voc_sess = get_sess(self.voc_ckpt, voc_sess_conf)
  logger.debug("Create voc sess successfully.")
 
- with open(self.phones_dict, "r") as f:
+ with open(self.phones_dict, "r", encoding='utf-8') as f:
  phn_id = [line.strip().split() for line in f.readlines()]
  self.vocab_size = len(phn_id)
  logger.debug(f"vocab_size: {self.vocab_size}")