deps: re-add grpcio-health-checking

Author: dtrifiro

pyproject.toml

@@ -29,6 +29,7 @@ dependencies = [
   "vllm>=0.6.4.post2",
   "prometheus_client==0.21.0",
   "grpcio==1.70.0",
+  "grpcio-health-checking==1.70.0",
   "grpcio-reflection==1.70.0",
   "accelerate==1.3.0",
   "hf-transfer==0.1.8",