[12.8.1] Hotfix & Stable Release

Changed

• Changed MSAL logging from FINER to FINEST #2491

Fixed issues

• Adjusted DESTINATION_COL_METADATA_LOCK, in SQLServerBulkCopy, so that is properly released in all cases #2492
• Reverted "Execute Stored Procedures Directly" feature, as well as subsequent changes related to the feature. #2493
• Changed driver behavior to allow prepared statement objects to be reused, preventing a "multiple queries are not allowed" error #2494