releaseワークフローのdeprecation warning

[ottijp]

https://github.com/ottijp/markuprev/actions/runs/10114044441

例

[Create release](https://github.com/ottijp/markuprev/actions/runs/10114044441/job/27971767476)
The following actions uses node12 which is deprecated and will be forced to run on node16: actions/create-release@v1, actions/upload-release-asset@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/