fix failing nodes test because is removed as per elastic/elasticsearch#19218

Author: Mpdreamz

src/Nest/Cluster/NodesInfo/NodeInfo.cs

@@ -25,9 +25,6 @@ public class NodeInfo
 		[JsonProperty(PropertyName = "build_hash")]
 		public string BuildHash { get; internal set; }
 
-		[JsonProperty(PropertyName = "http_address")]
-		public string HttpAddress { get; internal set; }
-
 		/// <summary>
 		/// All of the different roles that the node fulfills. An empty
 		/// collection means that the node is a coordinating only node.

src/Tests/Cluster/NodesInfo/NodesInfoApiTests.cs

@@ -50,7 +50,6 @@ protected void Assert(NodeInfo node)
 			node.Ip.Should().NotBeNullOrWhiteSpace();
 			node.Version.Should().NotBeNullOrWhiteSpace();
 			node.BuildHash.Should().NotBeNullOrWhiteSpace();
-			node.HttpAddress.Should().NotBeNullOrWhiteSpace();
 			node.Roles.Should().NotBeNullOrEmpty();
 		}