fix: accidentally insert a letter

proj: update py require to py39

Author: JamzumSum

README.md

@@ -4,7 +4,7 @@ Update assets from network. This repo is a component of [QzEmoji][qzemoji].
 
 <div>
 
-<img src="https://img.shields.io/badge/python-3.8%2F3.9-blue">
+<img src="https://img.shields.io/badge/python-3.9-blue">
 
 <a href="https://github.com/JamzumSum/AssetsUpdater/actions/workflows/test.yml">
 <img src="https://github.com/JamzumSum/AssetsUpdater/actions/workflows/test.yml/badge.svg">

setup.cfg

@@ -5,10 +5,9 @@ description = Update assets from network.
 author = JamzumSum
 author_email = zzzzss990315@gmail.com
 license = MIT
-python_requires = >=3.8
 
 [options]
-python_requires = >=3.8
+python_requires = >=3.9
 install_requires = 
     requests
     packaging

test/test_download.py

@@ -45,4 +45,3 @@ def test_adownload(url, local):
     import asyncio
     loop = asyncio.get_event_loop()
     loop.run_until_complete(adownload(url, local))
-z