Make DUPLICATI__PARSED_RESULT consistent with OperationAbortReason.
Make DUPLICATI__PARSED_RESULT consistent with OperationAbortReason.

Previously, any exception, including OperationAbortExceptions thrown due
to run-script-before exit codes, would result in a Fatal parsed result.

This fixes #4222.

duplicati/duplicati,mnaiman/duplicati,mnaiman/duplicati,mnaiman/duplicati,duplicati/duplicati,mnaiman/duplicati,mnaiman/duplicati,duplicati/duplicati,duplicati/duplicati,duplicati/duplicati