build(deps): bump regex from 1.7.1 to 1.7.3 (helix-editor#6458)

Bumps [regex](https://github.com/rust-lang/regex) from 1.7.1 to 1.7.3.
- [Release notes](https://github.com/rust-lang/regex/releases)
- [Changelog](https://github.com/rust-lang/regex/blob/master/CHANGELOG.md)
- [Commits](rust-lang/regex@1.7.1...1.7.3)

---
updated-dependencies:
- dependency-name: regex
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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