return proper default value for locking and versioning

fix https://github.com/seaweedfs/seaweedfs/issues/6971
fix https://github.com/seaweedfs/seaweedfs/issues/7028

weed/s3api/s3api_bucket_config.go

@@ -253,7 +253,7 @@ func (s3a *S3ApiServer) getVersioningState(bucket string) (string, error) {
 	config, errCode := s3a.getBucketConfig(bucket)
 	if errCode != s3err.ErrNone {
 		if errCode == s3err.ErrNoSuchBucket {
-			return "", filer_pb.ErrNotFound
+			return "", nil
 		}
 		return "", fmt.Errorf("failed to get bucket config: %v", errCode)
 	}

weed/s3api/s3api_object_retention.go

@@ -591,7 +591,7 @@ func (s3a *S3ApiServer) enforceObjectLockProtections(request *http.Request, buck
 
 	if err != nil {
 		// If object doesn't exist, it's not under retention or legal hold - this is expected during delete operations
-		if errors.Is(err, ErrObjectNotFound) || errors.Is(err, ErrVersionNotFound) || errors.Is(err, ErrLatestVersionNotFound) {
+		if errors.Is(err, filer_pb.ErrNotFound) || errors.Is(err, ErrObjectNotFound) || errors.Is(err, ErrVersionNotFound) || errors.Is(err, ErrLatestVersionNotFound) {
 			// Object doesn't exist, so it can't be under retention or legal hold - this is normal
 			glog.V(4).Infof("Object %s/%s (versionId: %s) not found during object lock check (expected during delete operations)", bucket, object, versionId)
 			return nil