build(deps): bump starlette from 1.3.1 to 1.6.0 (#83)

Bumps [starlette](https://github.com/Kludex/starlette) from 1.3.1 to 1.6.0.
- [Release notes](https://github.com/Kludex/starlette/releases)
- [Changelog](https://github.com/Kludex/starlette/blob/main/docs/release-notes.md)
- [Commits](Kludex/starlette@1.3.1...1.6.0)

---
updated-dependencies:
- dependency-name: starlette
  dependency-version: 1.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,5 +1,5 @@
 fastapi==0.141.1
-starlette==1.3.1
+starlette==1.6.0
 pytricia>=1.3.0
 uvicorn[standard]==0.52.3
 jinja2==3.1.6