[BugFix]Fix incorrect get_current_vllm_config (#5121)

### What this PR does / why we need it?
This PR fixes some incorrect `get_current_vllm_config` calling, which
creates empty vllm_config instead.

### Does this PR introduce _any_ user-facing change?
No.

### How was this patch tested?

- vLLM version: v0.12.0
- vLLM main:
ad32e3e19c

---------

Signed-off-by: Angazenn <supperccell@163.com>

vllm_ascend/worker/model_runner_v1.py

@@ -1165,7 +1165,8 @@ class NPUModelRunner(GPUModelRunner):
                                                maybe_padded_num_tokens)
                 else:
                     update_attn_params(self.update_stream, forward_context,
-                                       maybe_padded_num_tokens)
+                                       maybe_padded_num_tokens,
+                                       self.vllm_config)
 
         if get_forward_context().sp_enabled and not isinstance(
                 hidden_states, IntermediateTensors):
@@ -1957,7 +1958,7 @@ class NPUModelRunner(GPUModelRunner):
                                                positions.shape[0])
                 else:
                     update_attn_params(self.update_stream, forward_context,
-                                       num_tokens)
+                                       num_tokens, self.vllm_config)
 
         if self.drafter and self.drafter.name == SpecDcodeType.EAGLE3:
             hidden_states, _ = hidden_states