svn commit: r83656 - dev/arrow/apache-arrow-adbc-23-rc1

[lidavidm]

Author: lidavidm
Date: Tue Apr  7 00:45:59 2026
New Revision: 83656

Log:
Remove old Apache Arrow ADBC RC: apache-arrow-adbc-23-rc1/

Deleted:
   dev/arrow/apache-arrow-adbc-23-rc1/