Bump silverstripe/framework from 5.0.22 to 5.3.8

Bumps [silverstripe/framework](https://github.com/silverstripe/silverstripe-framework) from 5.0.22 to 5.3.8.
- [Release notes](https://github.com/silverstripe/silverstripe-framework/releases)
- [Commits](silverstripe/silverstripe-framework@5.0.22...5.3.8)

---
updated-dependencies:
- dependency-name: silverstripe/framework
  dependency-type: direct:production
...

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