ProtocolLib

Is your feature request related to a problem? Please describe.
I think the performance is degraded by older versions of netty.

Describe the solution you'd like
Update netty.

Line 39 in 3442d3f

compileOnly 'io.netty:netty-all:4.0.23.Final'

https://github.com/netty/netty/releases/tag/netty-4.0.23.Final
The latest netty is 4.1.114, but ProtocolLib is using version 4.0.23. This is an old version from 10 years ago.

Describe alternatives you've considered
Update netty.

Additional context

Older versions of netty may cause poor performance.

this is not actually the version of netty that's run on the server. it's just the one we compile against