fix: remove dead code

tooling/car/unixfs.go

@@ -13,7 +13,6 @@ import (
 	"github.com/ipfs/boxo/ipld/merkledag"
 	"github.com/ipfs/boxo/ipld/unixfs/io"
 	"github.com/ipfs/gateway-conformance/tooling/fixtures"
-	blocks "github.com/ipfs/go-block-format"
 	"github.com/ipfs/go-cid"
 	format "github.com/ipfs/go-ipld-format"
 	"github.com/ipld/go-ipld-prime"
@@ -151,30 +150,4 @@ func MustOpenUnixfsCar(file string) *UnixfsDag {
 		os.Exit(1)
 	}
 	return dag
-}
-
-func newBlockFromCar(file string) (blocks.Block, error) {
-	bs, err := blockstore.OpenReadOnly(file)
-	if err != nil {
-		return nil, err
-	}
-	root, err := bs.Roots()
-	if err != nil {
-		return nil, err
-	}
-	if len(root) != 1 {
-		return nil, fmt.Errorf("expected 1 root, got %d", len(root))
-	}
-	return bs.Get(context.Background(), root[0])
-}
-
-func MustOpenRawBlockFromCar(file string) blocks.Block {
-	fixturePath := path.Join(fixtures.Dir(), file)
-
-	block, err := newBlockFromCar(fixturePath)
-	if err != nil {
-		fmt.Println(err)
-		os.Exit(1)
-	}
-	return block
-}
+}