Remove empty productFlavors block.
Remove empty productFlavors block.

G1DR4/client,viniciusboson/client,projectbuendia/client,projectbuendia/client,viniciusboson/client,christianrafael/client,fcruz/client,luisfdeandrade/client,christianrafael/client,luisfdeandrade/client,pedromarins/client,projectbuendia/client,llvasconcellos/client,christianrafael/client,projectbuendia/client,viniciusboson/client,jvanz/client,llvasconcellos/client,llvasconcellos/client,luisfdeandrade/client,projectbuendia/client