Fix a linter warning. (istio#13426)

.golangci.yml

@@ -37,7 +37,6 @@ linters:
     - nakedret
     - prealloc
     - scopelint
-    - typecheck
   fast: false
 
 linters-settings:
@@ -65,14 +64,6 @@ linters-settings:
   maligned:
     # print struct with more effective memory layout or not, false by default
     suggest-new: true
-  dupl:
-    # tokens count to trigger issue, 150 by default
-    threshold: 100
-  goconst:
-    # minimal length of string constant, 3 by default
-    min-len: 3
-    # minimal occurrences count to trigger, 3 by default
-    min-occurrences: 3
   misspell:
     # Correct spellings using locale preferences for US or UK.
     # Default is to use a neutral variety of English.

pilot/pkg/networking/core/v1alpha3/cluster_test.go

@@ -335,7 +335,6 @@ func TestBuildGatewayClustersWithRingHashLbDefaultMinRingSize(t *testing.T) {
 	g.Expect(cluster.LbPolicy).To(Equal(apiv2.Cluster_RING_HASH))
 	g.Expect(cluster.GetRingHashLbConfig().GetMinimumRingSize().GetValue()).To(Equal(uint64(1024)))
 	g.Expect(cluster.Name).To(Equal("outbound|8080||*.example.org"))
-	//g.Expect(cluster.Type).To(Equal(apiv2.Cluster_EDS))
 	g.Expect(cluster.ConnectTimeout).To(Equal(time.Duration(10000000001)))
 }