config: the lazy imports that buy nothing become eager (#36975)

Co-authored-by: Claude Opus 5 <noreply@anthropic.com>

python/sglang/srt/runtime_context.py

@@ -864,12 +864,12 @@ class RuntimeContext:
         name (the keyed-lazy pattern of the persistent buffers). Creation is
         a driver call that must stay outside cuda-graph capture — call sites
         lease their stream at init/warmup time."""
+        from sglang.srt.arg_groups.overrides import resolution_result
+
         stream = self.resources.streams.get(name)
         if stream is None:
             import torch
 
-            from sglang.srt.arg_groups.overrides import resolution_result
-
             device = (
                 resolution_result(self._server_args, "device")
                 if self._server_args