add rpc to provider server

Author: stephybun

tfprotov5/provider.go

@@ -38,6 +38,8 @@ type ProviderServer interface {
 	// down as quickly as possible, and usually represents an interrupt.
 	StopProvider(context.Context, *StopProviderRequest) (*StopProviderResponse, error)
 
+	GenerateResourceConfig(context.Context, *GenerateResourceConfigRequest) (*GenerateResourceConfigResponse, error)
+
 	// ResourceServer is an interface encapsulating all the
 	// resource-related RPC requests. ProviderServer implementations must
 	// implement them, but they are a handy interface for defining what a