add docs to configs (#4281)

Signed-off-by: Alex Goodman <wagoodman@users.noreply.github.com>

syft/pkg/cataloger/rust/cataloger.go

@@ -9,8 +9,6 @@ import (
 	"github.com/anchore/syft/syft/pkg/cataloger/generic"
 )
 
-const cargoAuditBinaryCatalogerName = "cargo-auditable-binary-cataloger"
-
 // NewCargoLockCataloger returns a new Rust Cargo lock file cataloger object.
 func NewCargoLockCataloger() pkg.Cataloger {
 	return generic.NewCataloger("rust-cargo-lock-cataloger").
@@ -20,6 +18,6 @@ func NewCargoLockCataloger() pkg.Cataloger {
 // NewAuditBinaryCataloger returns a new Rust auditable binary cataloger object that can detect dependencies
 // in binaries produced with https://github.com/Shnatsel/rust-audit
 func NewAuditBinaryCataloger() pkg.Cataloger {
-	return generic.NewCataloger(cargoAuditBinaryCatalogerName).
+	return generic.NewCataloger("cargo-auditable-binary-cataloger").
 		WithParserByMimeTypes(parseAuditBinary, mimetype.ExecutableMIMETypeSet.List()...)
 }

syft/pkg/cataloger/rust/package.go

@@ -33,7 +33,6 @@ func newPackageFromAudit(dep *rustaudit.Package, locations ...file.Location) pkg
 		Language:  pkg.Rust,
 		Type:      pkg.RustPkg,
 		Locations: file.NewLocationSet(locations...),
-		FoundBy:   cargoAuditBinaryCatalogerName,
 		Metadata: pkg.RustBinaryAuditEntry{
 			Name:    dep.Name,
 			Version: dep.Version,