[XPU] fix VL thinking mode (#4266)

Author: cqulilujia

fastdeploy/worker/xpu_model_runner.py

@@ -1161,8 +1161,8 @@ class at the server level, which is too granular for ModelRunner.
             accept_num=None,
             enable_thinking=(self.share_inputs["enable_thinking"] if self.enable_mm else None),
             think_end_id=(self.model_config.think_end_id if self.enable_mm else -1),
-            need_think_end=(self.share_inputs["need_think_end"][:num_running_requests] if self.enable_mm else None),
-            reasoning_index=(self.share_inputs["reasoning_index"][:num_running_requests] if self.enable_mm else None),
+            need_think_end=(self.share_inputs["need_think_end"] if self.enable_mm else None),
+            reasoning_index=(self.share_inputs["reasoning_index"] if self.enable_mm else None),
             stop_token_ids=self.share_inputs["stop_seqs"],
             stop_seqs_len=self.share_inputs["stop_seqs_len"],
         )