docs: @ConditionalOnSingleCandidate(LoadBalancer.Factory.class)
      @ConditionalOnMissingBean(name = "grpcLoadBalancerConfigurer")
      @Bean
      @SuppressWarnings("deprecation")
      @Deprecated
      public GrpcChannelConfigurer grpcLoadBalancerConfigurer(final LoadBalancer.Factory loadBalancerFactory) {
          return (channel, name) -> channel.loadBalancerFactory(loadBalancerFactory);
      }