Switch from ocis/s3ng to decomposed/decomposed_s3 storage drivers

ocis/s3ng are still supported for backwards compatibility reasons, but
they need to be configured using the decomposed/decomposed_s3 options.

opencloud/pkg/revisions/revisions.go

@@ -9,7 +9,7 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/opencloud-eu/reva/v2/pkg/storage/utils/decomposedfs/node"
+	"github.com/opencloud-eu/reva/v2/pkg/storage/pkg/decomposedfs/node"
 	"github.com/shamaton/msgpack/v2"
 )
 
@@ -247,7 +247,7 @@ func getBlobID(path string) (string, error) {
 		return "", err
 	}
 
-	if bid := m["user.ocis.blobid"]; string(bid) != "" {
+	if bid := m["user.oc.blobid"]; string(bid) != "" {
 		return string(bid), nil
 	}
 

opencloud/pkg/revisions/revisions_test.go

@@ -9,7 +9,7 @@ import (
 	"testing"
 
 	"github.com/google/uuid"
-	"github.com/opencloud-eu/reva/v2/pkg/storage/utils/decomposedfs/lookup"
+	"github.com/opencloud-eu/reva/v2/pkg/storage/pkg/decomposedfs/lookup"
 	"github.com/test-go/testify/require"
 )