feat(storage): rebuild storage(s3/local) dedupe index when switching dedupe status (#1062)

Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>

pkg/common/common.go

@@ -16,6 +16,8 @@ import (
 	"time"
 	"unicode/utf8"
 
+	"github.com/opencontainers/go-digest"
+
 	"zotregistry.io/zot/pkg/log"
 )
 
@@ -233,3 +235,13 @@ func MarshalThroughStruct(obj interface{}, throughStruct interface{}) ([]byte, e
 
 	return toJSON, nil
 }
+
+func DContains(slice []digest.Digest, item digest.Digest) bool {
+	for _, v := range slice {
+		if item == v {
+			return true
+		}
+	}
+
+	return false
+}