Brigadier Command Support (#8235)

Adds the ability for plugins to register their own brigadier commands 

---------

Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
Co-authored-by: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
Co-authored-by: Bjarne Koll <git@lynxplay.dev>

build.gradle.kts

@@ -11,7 +11,7 @@ import kotlin.io.path.*
 plugins {
     java
     `maven-publish`
-    id("io.papermc.paperweight.core") version "1.6.3"
+    id("io.papermc.paperweight.core") version "1.7.1"
 }
 
 allprojects {
@@ -109,7 +109,6 @@ paperweight {
 
 tasks.generateDevelopmentBundle {
     apiCoordinates = "io.papermc.paper:paper-api"
-    mojangApiCoordinates = "io.papermc.paper:paper-mojangapi"
     libraryRepositories.addAll(
         "https://repo.maven.apache.org/maven2/",
         paperMavenPublicUrl,