Adding Initial GRPC Service to fetch set yaml maps

Summary: Add GRPC to fetch vizier yaml templates, set yaml map in cloud. Define relevant protos.

Test Plan: Manual

Reviewers: michelle, nserrino

Reviewed By: michelle

Subscribers: vihang

JIRA Issues: PP-2810

Differential Revision: https://phab.corp.pixielabs.ai/D9023

GitOrigin-RevId: 49a914063a981a7bce2b596213f7c70f7caef47a

proto/cloudpb/BUILD.bazel

@@ -25,6 +25,7 @@ pl_proto_library(
     deps = [
         "//src/api/proto/uuidpb:uuid_pl_proto",
         "//src/api/proto/vispb:vis_pl_proto",
+        "//src/api/proto/vizierconfigpb:vizier_pl_proto",
         "@gogo_special_proto//github.com/gogo/protobuf/gogoproto",
     ],
 )
@@ -37,6 +38,7 @@ pl_go_proto_library(
     deps = [
         "//src/api/proto/uuidpb:uuid_pl_go_proto",
         "//src/api/proto/vispb:vis_pl_go_proto",
+        "//src/api/proto/vizierconfigpb:vizier_pl_go_proto",
     ],
 )
 
@@ -48,5 +50,6 @@ pl_py_grpc_library(
     deps = [
         "//src/api/proto/uuidpb:uuid_pl_py_proto",
         "//src/api/proto/vispb:vis_pl_py_proto",
+        "//src/api/proto/vizierconfigpb:vizier_pl_py_proto",
     ],
 )