Remove dead parchment reference

Author: jpenilla

gradle.properties

@@ -2,8 +2,6 @@ group=org.incendo
 version=2.0.0-SNAPSHOT
 description=Cloud implementations for modded Minecraft
 
-neoForge.parchment.parchmentArtifact=io.papermc.parchment.data:parchment:1.21.11+build.9
-
 org.gradle.caching=true
 org.gradle.configuration-cache=true
 org.gradle.parallel=true