➖ 移除不再需要的langchain依赖项

Author: shadow3aaa

pyproject.toml

@@ -12,8 +12,6 @@ dependencies = [
   "nonebot-plugin-uninfo>=0.7.3,<1.0.0",
   "nonebot-adapter-onebot>=2.4.6,<3.0.0", # 仅 onebot 应取消注释
   "httpx>=0.27.0,<1.0.0",
-  "langchain>=0.3.25",
-  "langchain-community>=0.3.23",
   "openai==1.58.1",
   "pillow>=11.2.1",
   "hipporag",