Minor VPN UI irregularity

[ersonp]

Describe the bug
When connecting to a vpn-server via the vpn-ui, it brefly flashes Disconnected before changing to Connecting.

Environment information:

• OS: e.g. Linux
• Platform: Linux 5.13.0-44-generic x86_64

Steps to Reproduce

1. Build UI and ap with make build-ui; make build
2. Start vpn-server on visor A
3. Start VPN client on visor B and connect to the server on visor A
4. See irregularity

Actual behavior
Reply from PUT /api/visors/<pk>/apps/vpn-client

{
    "name": "vpn-client",
    "args": [
        "-srv",
        "03e707cb3303d3d32f7530980b7f476bb1b79a3e768980e0c58f04ef7fe8dbb538"
    ],
    "auto_start": false,
    "port": 43,
    "status": 3,
    "detailed_status": "Connecting"
}

2022-05-26.12-52-04.mp4