[perf] fix: fix npu profiling scripts (verl-project#5226)

### What does this PR do?

fix npu profiling scripts

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Author: tongtong0613

examples/grpo_trainer/run_qwen2_5_7b_grpo_discrete_prof_npu.sh

@@ -43,9 +43,10 @@ python3 -m verl.trainer.main_ppo \
     actor_rollout_ref.rollout.log_prob_micro_batch_size_per_gpu=1 \
     actor_rollout_ref.rollout.tensor_model_parallel_size=4 \
     actor_rollout_ref.rollout.name=vllm \
-    actor_rollout_ref.rollout.gpu_memory_utilization=0.3 \
+    actor_rollout_ref.rollout.gpu_memory_utilization=0.6 \
     actor_rollout_ref.rollout.n=4 \
     actor_rollout_ref.rollout.enable_chunked_prefill=False \
+    actor_rollout_ref.rollout.checkpoint_engine.update_weights_bucket_megabytes=4096 \
     actor_rollout_ref.ref.log_prob_micro_batch_size_per_gpu=1 \
     actor_rollout_ref.ref.fsdp_config.param_offload=True \
     actor_rollout_ref.ref.profiler.enable=True \

examples/grpo_trainer/run_qwen2_5_7b_grpo_e2e_prof_npu.sh

@@ -41,9 +41,10 @@ python3 -m verl.trainer.main_ppo \
     actor_rollout_ref.rollout.log_prob_micro_batch_size_per_gpu=1 \
     actor_rollout_ref.rollout.tensor_model_parallel_size=4 \
     actor_rollout_ref.rollout.name=vllm \
-    actor_rollout_ref.rollout.gpu_memory_utilization=0.3 \
+    actor_rollout_ref.rollout.gpu_memory_utilization=0.6 \
     actor_rollout_ref.rollout.n=4 \
     actor_rollout_ref.rollout.enable_chunked_prefill=False \
+    actor_rollout_ref.rollout.checkpoint_engine.update_weights_bucket_megabytes=4096 \
     actor_rollout_ref.ref.log_prob_micro_batch_size_per_gpu=1 \
     actor_rollout_ref.ref.fsdp_config.param_offload=True \
     actor_rollout_ref.ref.profiler.enable=True \