Properly remove the DVD source and only the DVD source
Properly remove the DVD source and only the DVD source

Signed-off-by: Tim Smith <764ef62106582a09ed09dfa0b6bff7c05fd7d1e4@chef.io>

loadsys/packer-builds,legal90/bento,juliandunn/bento,chef/bento,devopxteam/bento,Oefenweb/bento,norcams/bento,juliandunn/bento,vincentaubert/bento,techmaniack/bento,norcams/bento,devopxteam/bento,techmaniack/bento,vincentaubert/bento,chef/bento,devopxteam/bento,b1-systems/bento,legal90/bento,legal90/bento,juliandunn/bento,chef/bento,ConSol/bento,norcams/bento,Oefenweb/bento,ConSol/bento,ConSol/bento,loadsys/packer-builds,b1-systems/bento,devopxteam/bento,techmaniack/bento,vincentaubert/bento,loadsys/packer-builds