[Bugfix] Fix env name for VLLM_NIXL_SIDE_CHANNEL_HOST (#73)

Signed-off-by: rshaw@neuralmagic.com <robertgshaw2@gmail.com>

Author: robertgshaw2-redhat

vllm/envs.py

@@ -732,7 +732,7 @@ def maybe_convert_int(value: Optional[str]) -> Optional[int]:
 
     # IP address used for NIXL handshake between remote agents.
     "VLLM_NIXL_SIDE_CHANNEL_HOST":
-    lambda: os.getenv("VLLM_NIXL_SIZE_CHANNEL_HOST", "localhost"),
+    lambda: os.getenv("VLLM_NIXL_SIDE_CHANNEL_HOST", "localhost"),
 
     # Port used for NIXL handshake between remote agents.
     "VLLM_NIXL_SIDE_CHANNEL_PORT":