[1.16.5] Connector Upgrade Kit erase the name of the connector

[iammael]

Issue description: When upgrading a connector with a Connector Upgrade Kit, the connector lost the name it has previously been given.

I guess the expected behaviour would be to keep the current name.

Versions:

• Minecraft: 1.16.5
• Forge: 36.1.16
• McJtyLib: 5.0.21
• XNet: 3.0.13