Bump silverstripe/framework from 5.2.7 to 5.2.16

Bumps [silverstripe/framework](https://github.com/silverstripe/silverstripe-framework) from 5.2.7 to 5.2.16.
- [Release notes](https://github.com/silverstripe/silverstripe-framework/releases)
- [Commits](silverstripe/silverstripe-framework@5.2.7...5.2.16)

---
updated-dependencies:
- dependency-name: silverstripe/framework
  dependency-type: indirect
...

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