Bump sqlx from 0.7.1 to 0.7.3

Bumps [sqlx](https://github.com/launchbadge/sqlx) from 0.7.1 to 0.7.3.
- [Changelog](https://github.com/launchbadge/sqlx/blob/main/CHANGELOG.md)
- [Commits](launchbadge/sqlx@v0.7.1...v0.7.3)

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

Signed-off-by: dependabot[bot] <[email protected]>