[Info][main] Corrected the errors in the information (#4055)

### What this PR does / why we need it?
Corrected the errors in the information

### Does this PR introduce _any_ user-facing change?
no

### How was this patch tested?
ut

- vLLM version: v0.11.0
- vLLM main:
83f478bb19

Signed-off-by: lilinsiman <lilinsiman@gmail.com>

vllm_ascend/envs.py

@@ -63,7 +63,7 @@ env_variables: Dict[str, Callable[[], Any]] = {
     "ASCEND_HOME_PATH":
     lambda: os.getenv("ASCEND_HOME_PATH", None),
     # The path for HCCL library, it's used by pyhccl communicator backend. If
-    # not set, the default value is libhccl.so。
+    # not set, the default value is libhccl.so.
     "HCCL_SO_PATH":
     lambda: os.environ.get("HCCL_SO_PATH", None),
     # The version of vllm is installed. This value is used for developers who