[Log] Debug Once for Randomizing dummy data for DP Rank (#22860)

Signed-off-by: yewentao256 <zhyanwentao@126.com>

Author: yewentao256

vllm/v1/worker/gpu_model_runner.py

@@ -2192,7 +2192,7 @@ def rand_input_ids() -> torch.Tensor:
                     high=self.model_config.get_vocab_size(),
                     dtype=input_ids.dtype)
 
-            logger.debug("Randomizing dummy data for DP Rank")
+            logger.debug_once("Randomizing dummy data for DP Rank")
             input_ids.copy_(rand_input_ids()[:input_ids.size(0)],
                             non_blocking=True)
             yield