[bugfix] fix proxy hen host ip using domain name (#4243)

### What this PR does / why we need it?
fix proxy when host ip using domain name

- vLLM version: v0.11.0
- vLLM main:
2918c1b49c

---------

Signed-off-by: liziyu <liziyu16@huawei.com>

vllm_ascend/distributed/mooncake/transfer_engine.py

@@ -13,7 +13,7 @@ def get_global_te(hostname: str, device_name: Optional[str]):
         ip = ipaddress.ip_address(hostname)
         if isinstance(ip, ipaddress.IPv6Address):
             raise RuntimeError(
-                "The backend if mooncake's Ascend Direct Xfer Library currcenly dose not support IPv6."
+                "The backend of mooncake's Ascend Direct Xfer Library currently does not support IPv6."
             )
     except ValueError:
         pass