build(deps): bump grpcio from 1.62.1 to 1.64.1

Bumps [grpcio](https://github.com/grpc/grpc) from 1.62.1 to 1.64.1.
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](grpc/grpc@v1.62.1...v1.64.1)

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

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

pyproject.toml

@@ -28,7 +28,7 @@ dynamic = ["version"]
 dependencies = [
   "vllm>=0.4.3",
   "prometheus_client==0.20.0",
-  "grpcio==1.62.1",
+  "grpcio==1.64.1",
   "grpcio-health-checking==1.62.1",
   "grpcio-reflection==1.62.1",
   "transformers",