component/bt: change the esp_ble_gattc_cache_refresh API return value from esp_gatt_status_t to esp_err_t.

components/bt/bluedroid/api/esp_gattc_api.c

@@ -482,7 +482,7 @@ esp_gatt_status_t esp_ble_gattc_unregister_for_notify (esp_gatt_if_t gattc_if,
     return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
 }
 
-esp_gatt_status_t esp_ble_gattc_cache_refresh(esp_bd_addr_t remote_bda)
+esp_err_t esp_ble_gattc_cache_refresh(esp_bd_addr_t remote_bda)
 {
     btc_msg_t msg;
     btc_ble_gattc_args_t arg;

components/bt/bluedroid/api/include/esp_gattc_api.h

@@ -636,11 +636,11 @@ esp_gatt_status_t esp_ble_gattc_unregister_for_notify (esp_gatt_if_t gattc_if,
 * @param[in]       remote_bda: remote device BD address.
 *
 * @return
-*                  - ESP_OK: unregister succeeds
+*                  - ESP_OK: success
 *                  - other: failed
 *
 */
-esp_gatt_status_t esp_ble_gattc_cache_refresh(esp_bd_addr_t remote_bda);
+esp_err_t esp_ble_gattc_cache_refresh(esp_bd_addr_t remote_bda);
 
 #ifdef __cplusplus
 }