build: bump starlette from 0.50.0 to 0.52.1 (#101)

Bumps [starlette](https://github.com/Kludex/starlette) from 0.50.0 to 0.52.1.
- [Release notes](https://github.com/Kludex/starlette/releases)
- [Changelog](https://github.com/Kludex/starlette/blob/main/docs/release-notes.md)
- [Commits](Kludex/starlette@0.50.0...0.52.1)

---
updated-dependencies:
- dependency-name: starlette
  dependency-version: 0.52.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -19,7 +19,7 @@ dependencies = [
     "numpy==2.4.1",                                      # Image batch processing
     # Security overrides for transitive dependencies
     "h11==0.16.0",                                       # CVE fix (uvicorn dep)
-    "starlette==0.50.0",                                 # CVE fix (fastapi dep)
+    "starlette==0.52.1",                                 # CVE fix (fastapi dep)
     "urllib3==2.6.3",                                    # CVE fix (requests dep)
     "protobuf==6.33.5",                                  # CVE fix (onnxruntime dep)
 ]