(virtualbox) fixed missing variable
(virtualbox) fixed missing variable

AdmiringWorm/chocolatey-coreteampackages,AdmiringWorm/chocolatey-coreteampackages,lennartb-/chocolatey-coreteampackages,lennartb-/chocolatey-coreteampackages,octomike/chocolatey-coreteampackages,octomike/chocolatey-coreteampackages