Update torch.load calls in network_utils.py to include weights_only=False, to ensure no regression with torch 2.6 update

lerobot/scripts/server/network_utils.py

@@ -111,7 +111,7 @@ def state_to_bytes(state_dict: dict[str, torch.Tensor]) -> bytes:
 def bytes_to_state_dict(buffer: bytes) -> dict[str, torch.Tensor]:
     buffer = io.BytesIO(buffer)
     buffer.seek(0)
-    return torch.load(buffer)  # nosec B614: Safe usage of torch.load
+    return torch.load(buffer, weights_only=False)  # nosec B614: Safe usage of torch.load
 
 
 def python_object_to_bytes(python_object: Any) -> bytes:
@@ -129,7 +129,7 @@ def bytes_to_python_object(buffer: bytes) -> Any:
 def bytes_to_transitions(buffer: bytes) -> list[Transition]:
     buffer = io.BytesIO(buffer)
     buffer.seek(0)
-    transitions = torch.load(buffer)  # nosec B614: Safe usage of torch.load
+    transitions = torch.load(buffer, weights_only=False)  # nosec B614: Safe usage of torch.load
     # Add validation checks here
     return transitions