fix service comment (#3901)

* fix service comment

## Before
```xml
<!--service end-->
...
<!--service end-->
```

## After
```xml
<!--service start-->
...
<!--service end-->
```

* Update dolphinscheduler-binary.xml
Co-authored-by: Ndailidong <dailidong66@gmail.com>

dolphinscheduler-dist/src/main/assembly/dolphinscheduler-binary.xml

@@ -113,7 +113,7 @@
 		<!--server end-->
 
 		
-		<!--service end-->
+                <!--service start-->
 		<fileSet>
 			<directory>${basedir}/../dolphinscheduler-service/src/main/resources</directory>
 			<includes>