set-output has been deprecated by GitHub

set-output has been deprecated by GitHub and this should be addressed before it is removed completely

[See GitHub Notice: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/](https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/)