atrifact_flutter_ci: Migrated to v4 of artifact#447

SGI-CAPP-AT2 merged 1 commit intoCCExtractor:mainCCExtractor/taskwarrior-flutter:mainfrom

SGI-CAPP-AT2:fix/update-artifact-versionSGI-CAPP-AT2/fork-taskwarrior-flutter:fix/update-artifact-versionCopy head branch name to clipboard