fix(mdns): Refactor freertos linux compat layers

Move it to a separate component that could be shared by multiple network
libs.

common_components/linux_compat/freertos/include/freertos/FreeRTOS.h

@@ -0,0 +1,37 @@
+/*
+ * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdlib.h>
+
+#define portTICK_PERIOD_MS 1
+#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
+
+typedef void *SemaphoreHandle_t;
+typedef void *QueueHandle_t;
+typedef void *TaskHandle_t;
+typedef void *EventGroupHandle_t;
+typedef uint32_t TickType_t;
+typedef TickType_t               EventBits_t;
+
+typedef void (*TaskFunction_t)( void * );
+typedef unsigned int    UBaseType_t;
+typedef int             BaseType_t;
+
+#define pdFALSE         ( ( BaseType_t ) 0 )
+#define pdTRUE          ( ( BaseType_t ) 1 )
+
+#define pdPASS          ( pdTRUE )
+#define pdFAIL          ( pdFALSE )
+
+#define pdMS_TO_TICKS(tick)    (tick)
+
+uint32_t esp_get_free_heap_size(void);
+uint32_t esp_random(void);
+void vTaskSuspendAll(void);