Deploy RemoteConfig Server Template

### [REQUIRED] Environment info

**firebase-tools:** any

**Platform:** any

### [REQUIRED] Test case

I can push remote config for client, but I cant' do it for server.

### [REQUIRED] Steps to reproduce

Define remote config template and deploy

### [REQUIRED] Expected behavior

I should be able to push remote config templates to Client and Server

### [REQUIRED] Actual behavior

Only Client Remote Config is configurable

Start by reproducing the reported difference between client and server Remote Config deployment using the Firebase CLI, then trace the existing Remote Config template deployment entry point. Clarify the required server template format and deployment behavior before defining completion criteria; the issue names no source files or tests.

Written by the indexing model from the issue text.