chore(release): 2.7.3 [skip ci]

## [2.7.3](https://gitlab.com/to-be-continuous/gitleaks/compare/2.7.2...2.7.3) (2025-07-05)

### Bug Fixes

* fix unscope_variables ([e5d9d7aa](https://gitlab.com/to-be-continuous/gitleaks/commit/e5d9d7aadba790881b7059074b04d0b1a89258c7))