chore(release): 7.2.1 [skip ci]

## [7.2.1](https://gitlab.com/to-be-continuous/s3/compare/7.2.0...7.2.1) (2024-1-30)

### Bug Fixes

* sanitize empty variable test expressions ([d86eb48c](https://gitlab.com/to-be-continuous/s3/commit/d86eb48cc9d14093ffdb59e1502bfc23afd7af50))