refactor command package to remove globals and add dependency injection

cmd/syft/cli/options/options.go

@@ -0,0 +1,11 @@
+package options
+
+import (
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+type Interface interface {
+	// AddFlags adds this options' flags to the cobra command.
+	AddFlags(cmd *cobra.Command, v *viper.Viper) error
+}