[#1619] logger: Set tags for node components

Change-Id: I55ffcce9d2a74fdd47621674739b07f2e20199e3
Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>

pkg/local_object_storage/blobstor/blobstor.go

@@ -91,7 +91,7 @@ func WithStorages(st []SubStorage) Option {
 // WithLogger returns option to specify BlobStor's logger.
 func WithLogger(l *logger.Logger) Option {
 	return func(c *cfg) {
-		c.log = l.With(zap.String("component", "BlobStor"))
+		c.log = l.WithTag(logger.TagBlobstor)
 	}
 }