Bump twig/twig from 3.3.4 to 3.3.8 in /e107_tests

Bumps [twig/twig](https://github.com/twigphp/Twig) from 3.3.4 to 3.3.8.
- [Release notes](https://github.com/twigphp/Twig/releases)
- [Changelog](https://github.com/twigphp/Twig/blob/3.x/CHANGELOG)
- [Commits](twigphp/Twig@v3.3.4...v3.3.8)

---
updated-dependencies:
- dependency-name: twig/twig
  dependency-type: direct:development
...

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