Fix assertEquals arguments

Swap arguments to reflect expected and actual for assertEquals.

Author: sixlettervariables

sample-apps/java-events/src/test/java/example/InvokeTest.java

@@ -27,7 +27,7 @@ void invokeTest() {
     String requestId = context.getAwsRequestId();
     Handler handler = new Handler();
     APIGatewayV2ProxyResponseEvent result = handler.handleRequest(event, context);
-    assertEquals(result.getStatusCode(),200);
+    assertEquals(200, result.getStatusCode());
   }
 
 }