examples: protocol examples which use common connection component

updated to use esp_netif_init instead of tcpip_adapter in initialization code

examples/protocols/https_server/main/main.c

@@ -13,7 +13,7 @@
 #include <esp_system.h>
 #include <nvs_flash.h>
 #include <sys/param.h>
-#include "tcpip_adapter.h"
+#include "esp_netif.h"
 #include "esp_eth.h"
 #include "protocol_examples_common.h"
 
@@ -103,7 +103,7 @@ void app_main(void)
     static httpd_handle_t server = NULL;
 
     ESP_ERROR_CHECK(nvs_flash_init());
-    tcpip_adapter_init();
+    esp_netif_init();
     ESP_ERROR_CHECK(esp_event_loop_create_default());
 
     /* Register event handlers to start server when Wi-Fi or Ethernet is connected,