fix: simplify De Morgan's law lint error in options.go

Made-with: Cursor

Author: GowthamShanmugam

cmd/kube-rbac-proxy/app/options/options.go

@@ -149,7 +149,7 @@ func (o *ProxyRunOptions) Flags() k8sapiflag.NamedFlagSets {
 func (o *ProxyRunOptions) Validate() error {
 	var errs []error
 
-	hasCerts := !(o.TLS.CertFile == "") && !(o.TLS.KeyFile == "")
+	hasCerts := o.TLS.CertFile != "" && o.TLS.KeyFile != ""
 	hasInsecureListenAddress := o.InsecureListenAddress != ""
 	if !hasCerts || hasInsecureListenAddress {
 		klog.Warning(`