fix: fix voice interupt

tts.py

@@ -7,7 +7,6 @@ import time
 import wave
 from collections.abc import Mapping
 from io import BytesIO
-from typing import Optional
 
 import aiohttp
 
@@ -30,13 +29,13 @@ class BlackboxTTS(tts.TTS):
         *,
         url: str,
         model_name: str = "voxcpmtts",
-        params: Optional[Mapping[str, object]] = None,
-        prompt_wav_path: Optional[str] = None,
+        params: Mapping[str, object] | None = None,
+        prompt_wav_path: str | None = None,
         prompt_wav_field: str = "prompt_wav",
         sample_rate: int = 16000,
         num_channels: int = 1,
         timeout: float = 60.0,
-        http_session: Optional[aiohttp.ClientSession] = None,
+        http_session: aiohttp.ClientSession | None = None,
     ) -> None:
         super().__init__(
             capabilities=tts.TTSCapabilities(streaming=False),