Update getting-started.asciidoc (#4730)

This commit updates the low level client search example
in the getting started docs.

Co-authored-by: Russ Cam <[email protected]>
(cherry picked from commit e26de7b)

Author: doggy8088

docs/client-concepts/low-level/getting-started.asciidoc

@@ -176,8 +176,10 @@ var searchResponse = lowlevelClient.Search<StringResponse>("people", PostData.Se
     {
         match = new
         {
-            field = "firstName",
-            query = "Martijn"
+            firstName = new
+            {
+            	query = "Martijn"
+			}
         }
     }
 }));
@@ -200,8 +202,9 @@ var searchResponse = lowlevelClient.Search<BytesResponse>("people", @"
     ""size"": 10,
     ""query"": {
         ""match"": {
-            ""field"": ""firstName"",
-            ""query"": ""Martijn""
+            ""firstName"": {
+                ""query"": ""Martijn""
+			}
         }
     }
 }");
@@ -273,4 +276,3 @@ var settings = new ConnectionConfiguration(new Uri("http://example.com:9200"))
 
 var lowlevelClient = new ElasticLowLevelClient(settings);
 ----
-

tests/Tests/ClientConcepts/LowLevel/GettingStarted.doc.cs

@@ -192,8 +192,10 @@ public void SearchingWithAnonymousTypes()
 				{
 					match = new
 					{
-						field = "firstName",
-						query = "Martijn"
+						firstName = new
+						{
+						    query = "Martijn"
+						}
 					}
 				}
 			}));
@@ -217,8 +219,9 @@ public void SearchingWithStrings()
 				""size"": 10,
 				""query"": {
 					""match"": {
-						""field"": ""firstName"",
-						""query"": ""Martijn""
+						""firstName"": {
+						    ""query"": ""Martijn""
+					    }
 					}
 				}
 			}");