[Fix-#3702][api] When re-upload the resource file but don't change the name or desc,it need replace the origin resource file. (#3862)

* [Fix-#3702][api] When re-upload the resource file but don't change the name or desc,it will not replace the origin resource file.

* [Fix-#3702][api] When re-upload the resource file but don't change the name or desc,it will not replace the origin resource file.

dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ResourcesService.java

@@ -318,7 +318,7 @@ public class ResourcesService extends BaseService {
             return result;
         }
 
-        if (name.equals(resource.getAlias()) && desc.equals(resource.getDescription())) {
+        if (file == null && name.equals(resource.getAlias()) && desc.equals(resource.getDescription())) {
             putMsg(result, Status.SUCCESS);
             return result;
         }