Fix IPC on Forge 1.17.1 - 1.20.1 (#4187)

* Reapply "Implement a more robust IPC system between the launcher and client (#4159)"

This reverts commit e25d726da4.

* Put game JAR and theseus JAR ahead of other JARs in classpath

* Fix 1.17-1.20 Forge by forcefully removing Multi-Release manifest entry

* Fix formatting

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Co-authored-by: Prospector <6166773+Prospector@users.noreply.github.com>

packages/app-lib/build.rs

@@ -53,7 +53,6 @@ fn build_java_jars() {
         .arg("build")
         .arg("--no-daemon")
         .arg("--console=rich")
-        .arg("--info")
         .current_dir(dunce::canonicalize("java").unwrap())
         .status()
         .expect("Failed to wait on Gradle build");