Fix export task not being killed during s3 outage#1564

arthurpassos wants to merge 2 commits intoantalya-26.1Altinity/ClickHouse:antalya-26.1from

fix_s3_outage_preventing_export_from_being_cancelledAltinity/ClickHouse:fix_s3_outage_preventing_export_from_being_cancelledCopy head branch name to clipboard