Merge pull request #327 from spirosoik/fix/iss-315

Fix the issue for non deleting one/more key-value pair

pkg/controllers/externalsecret/externalsecret_controller.go

@@ -200,9 +200,7 @@ func (r *Reconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Resu
 
 		// no template: copy data and return
 		if externalSecret.Spec.Target.Template == nil {
-			for k, v := range dataMap {
-				secret.Data[k] = v
-			}
+			secret.Data = dataMap
 			return nil
 		}