Fix scale application request in Applications V3 client

Author: enchobelezirev

cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/applications/ReactorApplicationsV3.java

@@ -64,6 +64,7 @@
 import org.cloudfoundry.reactor.ConnectionContext;
 import org.cloudfoundry.reactor.TokenProvider;
 import org.cloudfoundry.reactor.client.v3.AbstractClientV3Operations;
+
 import reactor.core.publisher.Mono;
 
 import java.util.Map;
@@ -183,7 +184,7 @@ public Mono<ListApplicationTasksResponse> listTasks(ListApplicationTasksRequest
 
     @Override
     public Mono<ScaleApplicationResponse> scale(ScaleApplicationRequest request) {
-        return put(request, ScaleApplicationResponse.class, builder -> builder.pathSegment("apps", request.getApplicationId(), "processes", request.getType(), "actions", "scale"))
+        return post(request, ScaleApplicationResponse.class, builder -> builder.pathSegment("apps", request.getApplicationId(), "processes", request.getType(), "actions", "scale"))
             .checkpoint();
     }