[EventGrid] Fix the README codesnippet misplacement (Azure#28188)

Author: mssfang

sdk/eventgrid/azure-messaging-eventgrid/CHANGELOG.md

@@ -1,6 +1,6 @@
 # Release History
 
-## 4.11.0 (2022-04-08)
+## 4.11.0 (2022-04-12)
 
 ### Features Added
 - Added system event classes for Azure Healthcare FHIR Services under package `com.azure.messaging.eventgrid.systemevents`,

sdk/eventgrid/azure-messaging-eventgrid/README.md

@@ -283,6 +283,16 @@ the synchronous client is used for samples, however the asynchronous client has
 Note: figure out what schema (cloud event, event grid event, or custom event) the event grid topic accepts before you start sending.
 #### Sending `EventGridEvent` to a topic that accepts EventGridEvent schema
 
+```java readme-sample-sendEventGridEventsToTopic
+// Make sure that the event grid topic or domain you're sending to is able to accept the EventGridEvent schema.
+List<EventGridEvent> events = new ArrayList<>();
+User user = new User("John", "James");
+events.add(new EventGridEvent("exampleSubject", "Com.Example.ExampleEventType", BinaryData.fromObject(user), "0.1"));
+eventGridEventClient.sendEvents(events);
+```
+
+#### Sending `CloudEvent` to a topic that accepts CloudEvent schema
+
 ```java readme-sample-sendCloudEventsToTopic
 // Make sure that the event grid topic or domain you're sending to is able to accept the CloudEvent schema.
 List<CloudEvent> events = new ArrayList<>();
@@ -292,16 +302,6 @@ events.add(new CloudEvent("https://source.example.com", "Com.Example.ExampleEven
 cloudEventClient.sendEvents(events);
 ```
 
-#### Sending `CloudEvent` to a topic that accepts CloudEvent schema
-
-```java readme-sample-sendEventGridEventsToTopic
-// Make sure that the event grid topic or domain you're sending to is able to accept the EventGridEvent schema.
-List<EventGridEvent> events = new ArrayList<>();
-User user = new User("John", "James");
-events.add(new EventGridEvent("exampleSubject", "Com.Example.ExampleEventType", BinaryData.fromObject(user), "0.1"));
-eventGridEventClient.sendEvents(events);
-```
-
 #### Sending Custom Events to a topic that accepts custom event schema
 
 ```java readme-sample-sendCustomEventsToTopic