Fix typesetting of Errata #4
Reviewed-by: Olaf Faaland <faaland1@llnl.gov>
Reviewed-by: Richard Laager <rlaager@wiktel.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Justin Scholz <git@justinscholz.de>
Closes #8712
Closes #8721