refactoring: update pip requirements to include grpcio and health-checking

Signed-off-by: kang2453 <kang2453@gmail.com>

Author: kang2453

pkg/pip_requirements.txt

@@ -1,4 +1,7 @@
 google-auth
 google-api-python-client
 schematics
-spaceone-core==1.12.37
+spaceone-core==1.12.37
+grpcio==1.59.0
+grpcio-health-checking==1.48.2
+grpcio-reflection==1.48.2