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/MinecraftLoadAndCheck.cpp

@@ -22,6 +22,7 @@ void MinecraftLoadAndCheck::executeTask()
     connect(m_task.get(), &Task::failed, this, &MinecraftLoadAndCheck::subtaskFailed);
     connect(m_task.get(), &Task::aborted, this, [this]{ subtaskFailed(tr("Aborted")); });
     connect(m_task.get(), &Task::progress, this, &MinecraftLoadAndCheck::progress);
+    connect(m_task.get(), &Task::stepProgress, this, &MinecraftLoadAndCheck::propogateStepProgress);
     connect(m_task.get(), &Task::status, this, &MinecraftLoadAndCheck::setStatus);
 }