Disable excluding of issues about comments from golint.

Fix golint issues.

.golangci.yml

@@ -41,3 +41,7 @@ linters:
   - unused
   - varcheck
 
+issues:
+  # The list of ids of default excludes to include or disable. By default it's empty.
+  include:
+    - EXC0002 # disable excluding of issues about comments from golint

cmd/controller-manager/app/leaderelection/leaderelection.go

@@ -18,6 +18,7 @@ import (
 	"github.com/huawei-cloudnative/karmada/cmd/controller-manager/app/options"
 )
 
+// NewLeaderElector builds a leader elector.
 func NewLeaderElector(opts *options.Options, fnStartControllers func(*options.Options, <-chan struct{})) (*leaderelection.LeaderElector, error) {
 	const component = "controller-manager"
 	rest.AddUserAgent(opts.KubeConfig, "leader-election")

cmd/controller-manager/app/options/options.go

@@ -23,6 +23,7 @@ type Options struct {
 	LeaderElection componentbaseconfig.LeaderElectionConfiguration
 }
 
+// NewOptions builds an empty options.
 func NewOptions() *Options {
 	return &Options{}
 }