[Bug]: container fails to start on new install

### I have done the following

- [x] I have searched the existing issues
- [x] If possible, I've reproduced the issue using the 'main' branch of this project

### Steps to reproduce

Installed 0.6.0 using signed package After running container system start, system never returns.

when filtering logs using: container system logs --follow

error starting vmnet:
container-network-vmnet: [com.apple.container:NetworkVmnetHelper] starting container-network-vmnet [id=default]
container-network-vmnet: [com.apple.container:NetworkVmnetHelper] configuring XPC server [id=default]
container-network-vmnet: [com.apple.container:NetworkVmnetHelper] creating vmnet network [id=default]
container-network-vmnet: [com.apple.container:NetworkVmnetHelper] created vmnet network [id=default]
container-network-vmnet: [com.apple.container:NetworkVmnetHelper] starting vmnet network [id=default] [mode=nat]
container-network-vmnet: [com.apple.container:NetworkVmnetHelper] container-network-vmnet failed [error=unsupported: "failed to create vmnet network with status vmnet_return_t(rawValue: 1001)"] [id=default]

### Current behavior

Cannot start container - error in syslog vmnet failed too start

### Expected behavior

Container start

### Environment

```markdown
Darwin Kernel Version 25.1.0: Mon Oct 20 19:32:47 PDT 2025; root:xnu-12377.41.6~2/RELEASE_ARM64_T8103 arm64
ProductName: macOS
ProductVersion: 26.1
BuildVersion: 25B78
container CLI version 0.6.0 (build: release, commit: a23bcf0)
```

### Relevant log output

```shell
N/A
```

### Code of Conduct

- [x] I agree to follow this project's Code of Conduct