Fix tests

Author: santileira

pkg/distributor/distributor_test.go

@@ -6549,7 +6549,7 @@ func (i *mockIngester) LabelNames(ctx context.Context, req *client.LabelNamesReq
 
 	response := client.LabelNamesResponse{}
 	labelsSet := map[string]struct{}{}
-loop:
+
 	for _, ts := range i.timeseries {
 		if match(ts.Labels, matchers) {
 			for _, lbl := range ts.Labels {
@@ -6559,9 +6559,6 @@ loop:
 
 				labelsSet[lbl.Name] = struct{}{}
 				response.LabelNames = append(response.LabelNames, lbl.Name)
-				if hints != nil && hints.Limit > 0 && len(labelsSet) >= hints.Limit {
-					break loop
-				}
 			}
 		}
 	}