Function puffin::merge_scopes_for_thread

pub fn merge_scopes_for_thread<'s>(
    scope_collection: &ScopeCollection,
    frames: &'s [Arc<UnpackedFrameData>],
    thread_info: &ThreadInfo
) -> Result<Vec<MergeScope<'s>>>

For the given thread, merge all scopes with the same id+data path.