composer: bump spojenet/flexibee from 2025.7.0 to 2025.7.4 (#13)

Bumps [spojenet/flexibee](https://github.com/Spoje-NET/php-abraflexi) from 2025.7.0 to 2025.7.4.
- [Release notes](https://github.com/Spoje-NET/php-abraflexi/releases)
- [Commits](Spoje-NET/php-abraflexi@2025.7.0...2025.7.4)

---
updated-dependencies:
- dependency-name: spojenet/flexibee
  dependency-version: 2025.7.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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