relax setup.py

Author: Metric-Void

setup.py

@@ -18,7 +18,7 @@ def read_me() -> str:
     description="Modifies OpenAI's Whisper to produce more reliable timestamps.",
     long_description=read_me(),
     long_description_content_type='text/markdown',
-    python_requires=">=3.9",
+    python_requires=">=3.8",
     author="Jian",
     url="https://github.com/jianfch/stable-ts",
     license="MIT",