svn commit: r60595 - /dev/flink/flink-1.15.4-rc1/

[dannycranmer]

Author: dannycranmer
Date: Tue Mar 14 14:05:57 2023
New Revision: 60595

Log:
Remove old release candidates for Apache Flink 1.15.4

Removed:
    dev/flink/flink-1.15.4-rc1/