heap: Remove esp_heap_alloc_caps header

Deprecated in ESP-IDF V3.1

components/heap/include/esp_heap_alloc_caps.h

@@ -1,35 +0,0 @@
-// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-#pragma once
-#warning "This header is deprecated, please use functions defined in esp_heap_caps.h instead."
-#include "esp_heap_caps.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* Deprecated FreeRTOS-style esp_heap_alloc_caps.h functions follow */
-
-/* Please use heap_caps_malloc() instead of this function */
-void *pvPortMallocCaps(size_t xWantedSize, uint32_t caps) asm("heap_caps_malloc") __attribute__((deprecated));
-
-/* Please use heap_caps_get_minimum_free_size() instead of this function */
-size_t xPortGetMinimumEverFreeHeapSizeCaps( uint32_t caps ) asm("heap_caps_get_minimum_free_size") __attribute__((deprecated));
-
-/* Please use heap_caps_get_free_size() instead of this function */
-size_t xPortGetFreeHeapSizeCaps( uint32_t caps ) asm("heap_caps_get_free_size") __attribute__((deprecated));
-
-#ifdef __cplusplus
-}
-#endif