Fixes typo from #9681

Fixes typo from #9681

Going from #9672 to 9681 I made a typo.  This removes that typo.

    The pattern folder /* will not match recursively in the folder.
    Please use this folder /**/*

    source: https://docs.codecov.io/docs/ignoring-paths

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Reviewed-by: Richard Laager <rlaager@wiktel.com>
Signed-off-by: Kjeld Schouten-Lebbing <kjeld@schouten-lebbing.nl>
Closes #9700