fix linting

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

internal/registryclient/endpoint.go

@@ -69,10 +69,10 @@ func getHTTPTransport(authConfig registrytypes.AuthConfig, endpoint registry.API
 	// get the http transport, this will be used in a client to upload manifest
 	base := &http.Transport{
 		Proxy: http.ProxyFromEnvironment,
-		Dial: (&net.Dialer{
+		DialContext: (&net.Dialer{
 			Timeout:   30 * time.Second,
 			KeepAlive: 30 * time.Second,
-		}).Dial,
+		}).DialContext,
 		TLSHandshakeTimeout: 10 * time.Second,
 		TLSClientConfig:     endpoint.TLSConfig,
 		DisableKeepAlives:   true,