Bump structlog from 25.1.0 to 25.2.0 (#1267)

Bumps [structlog](https://github.com/hynek/structlog) from 25.1.0 to 25.2.0.
- [Release notes](https://github.com/hynek/structlog/releases)
- [Changelog](https://github.com/hynek/structlog/blob/main/CHANGELOG.md)
- [Commits](hynek/structlog@25.1.0...25.2.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

poetry.lock

@@ -13,7 +13,7 @@ click = "==8.1.8"
 PyYAML = "==6.0.2"
 fastapi = "==0.115.11"
 uvicorn = "==0.34.0"
-structlog = "==25.1.0"
+structlog = "==25.2.0"
 litellm = "==1.63.0"
 llama_cpp_python = "==0.3.5"
 cryptography = "==44.0.2"