Upgrade to new vllm commit (#3719)

### What this PR does / why we need it?
Upgrade to new vllm commit:
c9461e05a4

- Fix many imports, caused by
https://github.com/vllm-project/vllm/pull/26908
- Fix import ```sha256```, caused by
https://github.com/vllm-project/vllm/pull/27169
- Remove ```SchedulerConfig.send_delta_data```, caused by
https://github.com/vllm-project/vllm/pull/27142
- Fix ```FusedMoE``` because of dual stream execution, caused by
https://github.com/vllm-project/vllm/pull/26440

### Does this PR introduce _any_ user-facing change?
N/A

### How was this patch tested?
CI passed with new added/existing test.


- vLLM version: v0.11.0rc3
- vLLM main:
17c540a993

---------

Signed-off-by: MengqingCao <cmq0113@163.com>
Signed-off-by: Icey <1790571317@qq.com>
Co-authored-by: MengqingCao <cmq0113@163.com>

tests/ut/model_loader/netloader/test_netloader.py

@@ -22,6 +22,7 @@ import torch
 from torch import nn
 
 from vllm_ascend.model_loader.netloader.netloader import ModelNetLoaderElastic
+from vllm_ascend.utils import vllm_version_is
 
 
 class DummyDeviceConfig:
@@ -173,7 +174,11 @@ def test_load_model_elastic_success(mock_logger, monkeypatch, tmp_path):
         "vllm_ascend.model_loader.netloader.netloader.process_weights_after_loading",
         lambda *a, **k: None)
     # patch get_ip
-    monkeypatch.setattr("vllm.utils.get_ip", lambda: "127.0.0.1")
+    if vllm_version_is("0.11.0"):
+        monkeypatch.setattr("vllm.utils.get_ip", lambda: "127.0.0.1")
+    else:
+        monkeypatch.setattr("vllm.utils.network_utils.get_ip",
+                            lambda: "127.0.0.1")
     # patch find_free_port
     monkeypatch.setattr(
         "vllm_ascend.model_loader.netloader.netloader.find_free_port",