Actually remove the annotation during migration (#189)

aermakov-zalando · web-flow · commit 4be40db67fe1 · 2020-01-13T13:03:07.000+01:00
Signed-off-by: Alexey Ermakov &lt;alexey.ermakov@zalando.de&gt;
diff --git a/controller/stackset.go b/controller/stackset.go
@@ -204,7 +204,7 @@ func (c *StackSetController) migrateToStackset(ctx context.Context, ssc *core.St
 		ssc.StackSet.Spec.Traffic = dts
 
 		// remove ingress annotation
-		ssc.Ingress.Annotations[stackTrafficWeightsAnnotationKey] = ""
+		delete(ssc.Ingress.Annotations, stackTrafficWeightsAnnotationKey)
 		// set stackset to be authorative
 		ssc.Ingress.Annotations[ingressAuthorativeAnnotationKey] = "false"
 
