Remove wrapper around response object (#6956)

* Remove wrapper around response object

* Add CHANGELOG entry

Co-authored-by: Taylor Frey <taylor_frey@comcast.com>

CHANGELOG.md

@@ -66,6 +66,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - [#6933](https://github.com/apache/trafficcontrol/issues/6933) Fixed tc-health-client to handle credentials files with special characters in variables
 - [#6776](https://github.com/apache/trafficcontrol/issues/6776) User properties only required sometimes
 - Fixed TO API `GET /deliveryservicesserver` causing error when an IMS request is made with the `cdn` and `maxRevalDurationDays` parameters set.
+- [#6795](https://github.com/apache/trafficcontrol/issues/6795) Removed an unnecessary response wrapper object from being returned in a POST to the federation resolvers endpoint.
 
 ### Removed
 - Remove `client.steering.forced.diversity` feature flag(profile parameter) from Traffic Router (TR). Client steering responses now have cache diversity by default.

traffic_ops/traffic_ops_golang/federations/federation_resolvers.go

@@ -115,6 +115,6 @@ func AssignFederationResolversToFederationHandler(w http.ResponseWriter, r *http
 	api.WriteRespAlertObj(
 		w, r, tc.SuccessLevel,
 		fmt.Sprintf("%d resolver(s) were assigned to the %s federation", len(reqObj.FedResolverIDs), name),
-		tc.AssignFederationFederationResolversResponse{Response: reqObj},
+		reqObj,
 	)
 }