Apply suggestions from code review

Co-authored-by: Patryk Małek <patryk.malek@konghq.com>

CHANGELOG.md

@@ -103,7 +103,7 @@ Adding a new version? You'll need three changes:
   enabling the filter is recommended as soon as is convenient.
   [#5856](https://github.com/Kong/kubernetes-ingress-controller/pull/5856)
 - Dynamically set the proxy protocol of GRPCRoute to `grpc` or `grpcs` based on the port listened by Gateway.
-  If you don't set the protocol for Service via "konghq.com/protocol" annotation, Kong will use grpc instead of grpcs.
+  If you don't set the protocol for Service via "konghq.com/protocol" annotation, Kong will use `grpc` instead of `grpcs`.
   [#5776](https://github.com/Kong/kubernetes-ingress-controller/pull/5776)
 
 ### Added
@@ -161,7 +161,7 @@ Adding a new version? You'll need three changes:
   [#5965](https://github.com/Kong/kubernetes-ingress-controller/pull/5965)
 - Fallback configuration no longer omits licenses and vaults.
   [#6048](https://github.com/Kong/kubernetes-ingress-controller/pull/6048)
-- Add support for pass Kubernetes Gateway API GRPCRoute conformance test.
+- Add support for Gateway API GRPCRoute and pass related Gateway API conformance test.
   [#5776](https://github.com/Kong/kubernetes-ingress-controller/pull/5776)
 
 ### Fixed

internal/dataplane/translator/translate_grpcroute.go

@@ -143,7 +143,8 @@ func grpcBackendRefsToBackendRefs(grpcBackendRef []gatewayapi.GRPCBackendRef) []
 	return backendRefs
 }
 
-// getProtocolForKongService returns the protocol for the Kong service based on the Gateway listening ports.
+// getProtocolForKongService returns the protocol for the Kong service configuration.
+// In order to get the protocol, provided route's parentRefs are searched for a Gateway that has the matching listening ports.
 func (t *Translator) getProtocolForKongService(grpcRoute *gatewayapi.GRPCRoute) string {
 	// When Gateway listens on HTTP use "grpc" protocol for the service. Otherwise for HTTPS use "grpcs".
 	if len(t.getGatewayListeningPorts(grpcRoute.Namespace, gatewayapi.HTTPProtocolType, grpcRoute.Spec.ParentRefs)) > 0 {