Unknown custom packet identifier: shulkerboxtooltip:s2c_handshake

[Xyphenore]

Issue Description:

Got a warning on console for custom packet: shulkerboxtooltip:s2c_handshake.

What happens:

The render thread warns about 'Unknown custom packet identifier: shulkerboxtooltip:s2c_handshake', when the world is created. The game not crash and works good.

What you expected to happen:

No warning.

Steps to reproduce:

1. Install the mod.
2. Run the game with the output console.
3. Create a new world.
4. Warning is printed on console.

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Affected Versions (Do not use "latest"):

• ShulkerBoxTooltip: 4.0.4
• Minecraft: 1.20.1
• Forge Loader: 47.1.47
• Cloth Config: 11.1.106

[MisterPeModder]

I looked into this bug, seems the handled flag is not set specifically for the s2c_handshake packet, previewing an ender chest won't trigger the message... :thinking: However, this does not impact gameplay AFAIK, it should be safe for players to ignore this warning.