ci/esp_eth: Fix incorrect esp32 emac init

Regression from 8da2e4088c5de96c435ce2cd335f756a296927b5

components/esp_eth/test_apps/main/esp_eth_test.c

@@ -326,7 +326,8 @@ TEST_CASE("start_stop_stress_test", "[esp_eth]")
     recv_info.rx_pkt_cnt = 0;
 
     eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG();  // apply default MAC configuration
-    esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&mac_config); // create MAC instance
+    eth_esp32_emac_config_t esp32_emac_config = ETH_ESP32_EMAC_DEFAULT_CONFIG();
+    esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&esp32_emac_config, &mac_config); // create MAC instance
     TEST_ASSERT_NOT_NULL(mac);
     eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG(); // apply default PHY configuration
 #if defined(CONFIG_TARGET_ETH_PHY_DEVICE_IP101)