fixed buildconfig differences between v4 and v5 that got copied from v4 sync

Author: Afroz Mohammed

generator/AWSPSGeneratorLib/Config/ServiceConfig/ec2.xml

@@ -1039,7 +1039,7 @@
             <Params />
             <TypesNotToFlatten />
         </ServiceOperation>
-        <ServiceOperation MethodName="DeregisterImage" Verb="Unregister" Noun="Image" ShouldProcessTarget="ImageId" PipelineParameter="ImageId" NoPipelineParameter="false" LegacyV4Pagination="true">
+        <ServiceOperation MethodName="DeregisterImage" OutputProperty="*" Verb="Unregister" Noun="Image" ShouldProcessTarget="ImageId" PipelineParameter="ImageId" NoPipelineParameter="false" LegacyV4Pagination="true">
             <Params />
             <TypesNotToFlatten />
         </ServiceOperation>