git: openjdk/jdk15u: Added tag jdk-15.0.4+0 for changeset 6b0f39fb

[duke]

Tagged by: Yuri Nesterenko <yan at azul.com>
Date:      2021-03-29 10:26:15 +0000

Added tag jdk-15.0.4+0 for changeset 6b0f39fb
Changeset: 6b0f39fb
Author:    Yuri Nesterenko <yan at openjdk.org>
Date:      2021-03-29 07:02:11 +0000
URL:       https://git.openjdk.java.net/jdk15u/commit/6b0f39fb