feat: Propogated subtask progress

Oh boy this is big.

> TaskStepProgress struct is now QMetaObject compatabile and can be sent through signals
> Task now has a method to propogates sub task progress it must be signal bound by each task containing a task wishing to report progress of it's children.
> Downloads report speed
> Tasks now have UUIDS to track them
  - use when reporting
  - use when logging
  - use when storeing them or objects related to them

Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>

launcher/minecraft/update/LibrariesTask.cpp

@@ -70,6 +70,8 @@ void LibrariesTask::executeTask()
     connect(downloadJob.get(), &NetJob::failed, this, &LibrariesTask::jarlibFailed);
     connect(downloadJob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
     connect(downloadJob.get(), &NetJob::progress, this, &LibrariesTask::progress);
+    connect(downloadJob.get(), &NetJob::stepProgress, this, &LibrariesTask::propogateStepProgress);
+
     downloadJob->start();
 }