[#xx] Avoid manual management of files in tests

Signed-off-by: Alejandro Lopez <a.lopez@yadro.com>

pkg/local_object_storage/pilorama/generic_test.go

@@ -1,23 +1,15 @@
 package pilorama
 
 import (
-	"os"
 	"path/filepath"
-	"strconv"
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/storagetest"
 )
 
 func TestGeneric(t *testing.T) {
-	defer func() { _ = os.RemoveAll(t.Name()) }()
-
-	var n int
 	newPilorama := func(t *testing.T) storagetest.Component {
-		n++
-		dir := filepath.Join(t.Name(), strconv.Itoa(n))
-		return NewBoltForest(
-			WithPath(dir))
+		return NewBoltForest(WithPath(filepath.Join(t.TempDir(), "pilorama")))
 	}
 
 	storagetest.TestAll(t, newPilorama)