svn commit: r56431 - /dev/arrow/apache-arrow-rs-6.4.0-rc1/

[agrove]

Author: agrove
Date: Mon Aug 22 20:57:57 2022
New Revision: 56431

Log:
delete old arrow-rs release candidate

Removed:
    dev/arrow/apache-arrow-rs-6.4.0-rc1/