fix: chat failed when socks proxy is enabled

[oilbeater]

When I uv run bub in my cluster where socks proxy enabled, it emit the error logs below:

ERROR    model.call.error
         Traceback (most recent call last):
           File "/Users/mengxinliu/workspace/bub/src/bub/core/model_runner.py", line 178, in _chat
             output = await self._tape.tape.run_tools_async(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/republic/tape/session.py", line 270, in run_tools_async
             return await self._client.run_tools_async(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/republic/clients/chat.py", line 1213, in run_tools_async
             return await self._execute_async(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/republic/clients/chat.py", line 427, in _execute_async
             return await self._core.run_chat_async(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/republic/core/execution.py", line 545, in run_chat_async
             for provider_name, model_id, client in self.iter_clients(model, provider):
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/republic/core/execution.py", line 142, in iter_clients
             yield provider_name, model_id, self.get_client(provider_name)
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/republic/core/execution.py", line 177, in get_client
             self._client_cache[cache_key] = AnyLLM.create(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/any_llm/any_llm.py", line 151, in create
             return cls._create_provider(provider, api_key=api_key, api_base=api_base, **kwargs)
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/any_llm/any_llm.py", line 202, in _create_provider
             return provider_class(api_key=api_key, api_base=api_base, **kwargs)
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/any_llm/any_llm.py", line 100, in __init__
             self._init_client(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/any_llm/providers/openai/base.py", line 129, in _init_client
             self.client = AsyncOpenAI(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/openai/_client.py", line 517, in __init__
             super().__init__(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/openai/_base_client.py", line 1484, in __init__
             self._client = http_client or AsyncHttpxClientWrapper(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/openai/_base_client.py", line 1391, in __init__
             super().__init__(**kwargs)
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/httpx/_client.py", line 1415, in __init__
             else self._init_proxy_transport(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/httpx/_client.py", line 1464, in _init_proxy_transport
             return AsyncHTTPTransport(
           File "/Users/mengxinliu/workspace/bub/.venv/lib/python3.13/site-packages/httpx/_transports/default.py", line 335, in __init__
             raise ImportError(
         ImportError: Using SOCKS proxy, but the 'socksio' package is not installed. Make sure to install httpx using `pip install httpx[socks]`.

And it was resolved by uv add httpx[socks].

[PsiACE]

Thanks