Implement support for split datagen (MC 1.21.4+) (#187)

[Technici4n]

Backport of #187 to MDG 1.x.

[neoforged-pr-publishing]

• Publish PR to GitHub Packages

Last commit published: de7ec3c583d34fd83e24929ea33e2757cab16121.

PR Publishing

The artifacts published by this PR:

• 📦 net.neoforged.moddev:net.neoforged.moddev.gradle.plugin:1.0.23-pr-191-split-datagen-1.x
• 📦 net.neoforged.moddev.repositories:net.neoforged.moddev.repositories.gradle.plugin:1.0.23-pr-191-split-datagen-1.x
• 📦 net.neoforged:moddev-gradle:1.0.23-pr-191-split-datagen-1.x

Repository Declaration

In order to use the artifacts published by the PR, add the following repository to your buildscript:

repositories {
    maven {
        name 'Maven for PR #191' // https://github.com/neoforged/ModDevGradle/pull/191
        url 'https://prmaven.neoforged.net/ModDevGradle/pr191'
        content {
            includeModule('net.neoforged.moddev', 'net.neoforged.moddev.gradle.plugin')
            includeModule('net.neoforged.moddev.repositories', 'net.neoforged.moddev.repositories.gradle.plugin')
            includeModule('net.neoforged', 'moddev-gradle')
        }
    }
}

[neoforged-releases]

🚀 This PR has been released as ModDevGradle version 1.0.23.