git: openjdk/jdk11u: Added tag jdk-11.0.21+4 for changeset d0f6931a

[duke]

Tagged by: Goetz Lindenmaier <Goetz.Lindenmaier at sap.com>
Date:      2023-08-23 07:50:10 +0000

Added tag jdk-11.0.21+4 for changeset d0f6931ab7f9
Changeset: d0f6931a
Author:    Alexander Scherbatiy <alexsch at openjdk.org>
Date:      2023-08-22 13:33:06 +0000
URL:       https://git.openjdk.org/jdk11u/commit/d0f6931ab7f9e3ad30365abfa862958820035ee3