git: openjdk/jdk13u: Added tag jdk-13.0.6+4 for changeset 576cf039

[duke]

Tagged by: Yuri Nesterenko <yan at azul.com>
Date:      2020-12-24 11:39:28 +0000

Added tag jdk-13.0.6+4 for changeset 576cf039
Changeset: 576cf039
Author:    Ekaterina Vergizova <evergizova at openjdk.org>
Committer: Yuri Nesterenko <yan at openjdk.org>
Date:      2020-12-24 06:59:41 +0000
URL:       https://git.openjdk.java.net/jdk13u/commit/576cf039