fix state variable name

helper/plugin/grpc_provider.go

@@ -399,12 +399,12 @@ func (s *GRPCProviderServer) ReadResource(_ context.Context, req *proto.ReadReso
 		// The old provider API used an empty id to signal that the remote
 		// object appears to have been deleted, but our new protocol expects
 		// to see a null value (in the cty sense) in that case.
-		newConfigMP, err := msgpack.Marshal(cty.NullVal(block.ImpliedType()), block.ImpliedType())
+		newStateMP, err := msgpack.Marshal(cty.NullVal(block.ImpliedType()), block.ImpliedType())
 		if err != nil {
 			resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, err)
 		}
 		resp.NewState = &proto.DynamicValue{
-			Msgpack: newConfigMP,
+			Msgpack: newStateMP,
 		}
 		return resp, nil
 	}