✨ 更新 mypy 版本至 1.13.0，重构 marshoai-megakits 模块并添加随机数和计算功能

nonebot_plugin_marshoai/tools/marshoai_megakits/mk_Info.py

@@ -0,0 +1,8 @@
+# Twisuki
+async def twisuki():
+    return 'Twiuski(苏阳)是megakits插件作者, Github : "https://github.com/Twisuki"'
+
+
+# MegaKits
+async def megakits():
+    return 'MegaKits插件是一个功能混杂的MarshoAI插件, 由Twisuki(Github : "https://github.com/Twisuki")开发, 插件仓库 : "https://github.com/LiteyukiStudio/marsho-toolsets/tree/main/Twisuki/marshoai-megakits"'