Update the packer download URL and use 0.9.0
Update the packer download URL and use 0.9.0

norcams/bento,techmaniack/bento,vincentaubert/bento,lwieske/bento,legal90/bento,legal90/bento,chef/bento,ConSol/bento,Oefenweb/bento,norcams/bento,juliandunn/bento,chef/bento,vincentaubert/bento,devopxteam/bento,tas50/bento,Oefenweb/bento,ConSol/bento,devopxteam/bento,juliandunn/bento,tas50/bento,loadsys/packer-builds,loadsys/packer-builds,techmaniack/bento,ConSol/bento,lwieske/bento,vincentaubert/bento,juliandunn/bento,loadsys/packer-builds,devopxteam/bento,norcams/bento,chef/bento,techmaniack/bento,tas50/bento,b1-systems/bento,lwieske/bento,b1-systems/bento,devopxteam/bento,legal90/bento