:ok_hand: Removed unneeded commented line in Dockerfile
:ok_hand: Removed unneeded commented line in Dockerfile

Co-authored-by: Zach Mullen <789a6e3f500c47b347713d1eb17ac7f49131736c@kitware.com>
Kitware/girder,manthey/girder,girder/girder,Kitware/girder,Kitware/girder,manthey/girder,girder/girder,manthey/girder,manthey/girder,girder/girder,Kitware/girder,girder/girder