LU-6142 misc: remove empty header

LU-6142 misc: remove empty header

This header doesn't do anything.

Test-Parameters: trivial
Signed-off-by: Timothy Day <timday@amazon.com>
Change-Id: Ia544c9629ea5c787390c393baa45c310126c14ea
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/55666
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Reviewed-by: Oleg Drokin <green@whamcloud.com>