svn commit: r56441 - /dev/arrow/apache-arrow-rs-12.0.0-rc1/

[agrove]

Author: agrove
Date: Mon Aug 22 20:58:56 2022
New Revision: 56441

Log:
delete old arrow-rs release candidate

Removed:
    dev/arrow/apache-arrow-rs-12.0.0-rc1/