build(deps): bump anthropic from 0.86.0 to 0.105.2

Bumps [anthropic](https://github.com/anthropics/anthropic-sdk-python) from 0.86.0 to 0.105.2.
- [Release notes](https://github.com/anthropics/anthropic-sdk-python/releases)
- [Changelog](https://github.com/anthropics/anthropic-sdk-python/blob/main/CHANGELOG.md)
- [Commits](https://github.com/anthropics/anthropic-sdk-python/compare/v0.86.0...v0.105.2)

---
updated-dependencies:
- dependency-name: anthropic
  dependency-version: 0.105.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -1,4 +1,4 @@
-anthropic==0.86.0
+anthropic==0.105.2
 google-genai==1.68.0
 jinja2==3.1.6
 openai==2.29.0