Remove vagrant-vbguest plugin suggestion
Remove vagrant-vbguest plugin suggestion

This should be part of an "extras" section somewhere as it isn't
necessary (and, IMO, can cause confusion).

DrewAPicture/varying-vagrant-vagrants,saucal/VVV,WybrenKoelmans/VVV,trepmal/varying-vagrant-vagrants,saucal/VVV,WybrenKoelmans/VVV,Varying-Vagrant-Vagrants/VVV,salcode/VVV,erikjoling/VVV,trepmal/varying-vagrant-vagrants,Varying-Vagrant-Vagrants/VVV,DrewAPicture/varying-vagrant-vagrants,clreed87/VVV,clreed87/VVV,Varying-Vagrant-Vagrants/VVV,tomjn/varying-vagrant-vagrants,saucal/VVV,salcode/VVV,speartail/VVV,speartail/VVV,erikjoling/VVV,tomjn/varying-vagrant-vagrants