[DF][NFC] Fix typo in comment
[DF][NFC] Fix typo in comment

Co-Authored-By: Stephan Hageboeck <4db7e0e579e9b6a6dd6449b1d334cf5749aaf6de@cern.ch>
root-mirror/root,karies/root,root-mirror/root,karies/root,root-mirror/root,olifre/root,olifre/root,root-mirror/root,root-mirror/root,karies/root,karies/root,olifre/root,karies/root,root-mirror/root,olifre/root,root-mirror/root,root-mirror/root,karies/root,olifre/root,root-mirror/root,karies/root,olifre/root,karies/root,olifre/root,olifre/root,karies/root,root-mirror/root,karies/root,karies/root,olifre/root,olifre/root,root-mirror/root,olifre/root