Explicitly set synced_folder to virtualbox provider
Explicitly set synced_folder to virtualbox provider

al4/orlo,al4/sponge,al4/sponge,eBayClassifiedsGroup/sponge,eBayClassifiedsGroup/orlo,eBayClassifiedsGroup/sponge,al4/orlo,eBayClassifiedsGroup/sponge,eBayClassifiedsGroup/orlo,al4/sponge