Add support for 1.21.1

[victor0221]

Describe the solution you'd like

Add support for 1.21.1

[extremeheat]

#3406

[Kisele4ekYT-Sv]

TypeError: this.readCompiler.addProtocol is not a function
at ProtoDefCompiler.addProtocol (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\protodef\src\compiler.js:28:27)
at createProtocol (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\minecraft-protocol\src\transforms\serializer.js:33:14)
at createSerializer (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\minecraft-protocol\src\transforms\serializer.js:49:25)
at Client.setSerializer (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\minecraft-protocol\src\client.js:42:23)
at set state (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\minecraft-protocol\src\client.js:133:10)
at new Client (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\minecraft-protocol\src\client.js:33:16)
at Object.createClient (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\minecraft-protocol\src\createClient.js:37:18)
at Object.createBot (C:\Users\minec\OneDrive\Desktop\testbot\node_modules\mineflayer\lib\loader.js:99:35)
at Object. (C:\Users\minec\OneDrive\Desktop\testbot\index.js:3:24)
at Module._compile (node:internal/modules/cjs/loader:1565:14)

Node.js v22.12.0

[rom1504]

use a new issue and provide a lot more details