bta_gattc_co_cache_open() function

* Function Declarations * Function bta_gattc_co_cache_open * Description This callout function is executed by GATTC when a GATT server * cache is ready to be sent. * Parameter server_bda: server bd address of this cache belongs to * evt: call in event to be passed in when cache open is done. * conn_id: connection ID of this cache operation attach to. * to_save: open cache to save or to load. * Returns void.