Merge branch 'refactor/mqtt_remove_unused_includes' into 'master'

refactor(mqtt): removed unused includes from tcp example

See merge request espressif/esp-idf!30914

examples/protocols/mqtt/tcp/main/app_main.c

@@ -9,24 +9,15 @@
 
 #include <stdio.h>
 #include <stdint.h>
-#include <stddef.h>
 #include <string.h>
-#include "esp_wifi.h"
+#include <stdlib.h>
+#include <inttypes.h>
 #include "esp_system.h"
 #include "nvs_flash.h"
 #include "esp_event.h"
 #include "esp_netif.h"
 #include "protocol_examples_common.h"
 
-#include "freertos/FreeRTOS.h"
-#include "freertos/task.h"
-#include "freertos/semphr.h"
-#include "freertos/queue.h"
-
-#include "lwip/sockets.h"
-#include "lwip/dns.h"
-#include "lwip/netdb.h"
-
 #include "esp_log.h"
 #include "mqtt_client.h"