Revert "External sources configuration (#1158)" (#1191)

reverted as functionality is to be merged with dev branch of kubecon draft

cmd/syft/cli/options/packages.go

@@ -26,7 +26,6 @@ type PackagesOptions struct {
 	OverwriteExistingImage bool
 	ImportTimeout          uint
 	Catalogers             []string
-	ExternalSourcesEnabled bool
 }
 
 var _ Interface = (*PackagesOptions)(nil)
@@ -71,13 +70,9 @@ func (o *PackagesOptions) AddFlags(cmd *cobra.Command, v *viper.Viper) error {
 	cmd.Flags().UintVarP(&o.ImportTimeout, "import-timeout", "", 30,
 		"set a timeout duration (in seconds) for the upload to Anchore Enterprise")
 
-	cmd.Flags().BoolVarP(&o.ExternalSourcesEnabled, "external-sources-enabled", "", false,
-		"shut off any use of external sources during sbom generation (default false")
-
 	return bindPackageConfigOptions(cmd.Flags(), v)
 }
 
-//nolint:funlen
 func bindPackageConfigOptions(flags *pflag.FlagSet, v *viper.Viper) error {
 	// Formatting & Input options //////////////////////////////////////////////
 
@@ -109,10 +104,6 @@ func bindPackageConfigOptions(flags *pflag.FlagSet, v *viper.Viper) error {
 		return err
 	}
 
-	if err := v.BindPFlag("external_sources.external-sources-enabled", flags.Lookup("external-sources-enabled")); err != nil {
-		return err
-	}
-
 	// Upload options //////////////////////////////////////////////////////////
 
 	if err := v.BindPFlag("anchore.host", flags.Lookup("host")); err != nil {