Implement rdc_device_get_component_version API related code

Implement an API to obtain the version information of the rdc calling component.
See rdc_component_t for details on available components.
It can be expanded later if necessary.

Change-Id: I03b48f774179c52c57b606704283add74ca39a02
Signed-off-by: Chen Gong <curry.gong@amd.com>

server/include/rdc/rdc_api_service.h

@@ -42,6 +42,9 @@ class RdcAPIServiceImpl final : public ::rdc::RdcAPI::Service {
                                      const ::rdc::GetDeviceAttributesRequest* request,
                                      ::rdc::GetDeviceAttributesResponse* reply) override;
 
+  ::grpc::Status GetComponentVersion(::grpc::ServerContext* context,  const ::rdc::GetComponentVersionRequest* request,
+                               ::rdc::GetComponentVersionResponse* reply) override;
+
   ::grpc::Status CreateGpuGroup(::grpc::ServerContext* context,
                                 const ::rdc::CreateGpuGroupRequest* request,
                                 ::rdc::CreateGpuGroupResponse* reply) override;