修改项目文档

README.md

@@ -20,8 +20,8 @@
 ::升级pip到最新版本
 pip install --upgrade pip
 ::安装项目所需的软件包
-pip install pygame == 2.6.1
-pip install ttkbootstrap == 0.5.3
+pip install pygame==2.6.1
+pip install ttkbootstrap==0.5.3
 pip install pyperclip
 pip install requests
 pip install pyinstaller