Synchronize stub creation

[Matyrobbrt]

Stubs could crash because of concurrent modification when JST runs in parallel and happens to inject an interface to 2 classes at the same time.
The simplest and most intuitive solution is to synchronize the creation method as there are 3 maps involved, making CHM not the best option.

[neoforged-pr-publishing]

• Publish PR to GitHub Packages

Last commit published: 8df07490614503a67a04d31b331fd79d4440ac31.

PR Publishing

The artifacts published by this PR:

• 📦 net.neoforged.jst:jst-cli:1.0.67-pr-39-synchronize-stubs
• 📦 net.neoforged.jst:jst-cli-bundle:1.0.67-pr-39-synchronize-stubs
• 📦 net.neoforged.jst:jst-api:1.0.67-pr-39-synchronize-stubs

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 #39' // https://github.com/neoforged/JavaSourceTransformer/pull/39
        url 'https://prmaven.neoforged.net/JavaSourceTransformer/pr39'
        content {
            includeModule('net.neoforged.jst', 'jst-cli')
            includeModule('net.neoforged.jst', 'jst-cli-bundle')
            includeModule('net.neoforged.jst', 'jst-api')
        }
    }
}

[neoforged-releases]

🚀 This PR has been released as JavaSourceTransformer version 1.0.66.