Remove duplicate setupRequest function in metricsforwarder server tests

src/autoscaler/metricsforwarder/server/server_test.go

@@ -27,20 +27,6 @@ func setupRequest(method string, url *url.URL, body []byte) (*http.Request, erro
 	return req, nil
 }
 
-
-// Helper function to set up a new client and request
-func setupRequest(method, url, authHeader string, body []byte) (*http.Client, *http.Request, error) {
-	client := &http.Client{}
-	req, err := newRequest(method, url, body)
-	if err != nil {
-		return nil, nil, err
-	}
-	if authHeader != "" {
-		req.Header.Add("Authorization", authHeader)
-	}
-	return client, req, nil
-}
-
 var _ = Describe("CustomMetricsConfig Server", func() {
 
 	var (