Implement gnrc_pktbuf_release_error() in gnrc_pktbuf once, rather than providing two implementations in gnrc_pktbuf_static and gnrc_pktbuf_malloc
Implement gnrc_pktbuf_release_error() in gnrc_pktbuf once, rather than providing two implementations in gnrc_pktbuf_static and gnrc_pktbuf_malloc