libcoap 4.3.2rc2

- alg_mapping : oscore_cose.c
- coap_error : coap_pdu.c
- coap_layers_coap : coap_layers.c, coap_layers_internal.h
- coap_started : coap_net.c, coap_net_internal.h
- coap_uri_scheme : coap_uri.c, coap_uri_internal.h
- curve_mapping : oscore_cose.c
- dtls_log_level : coap_notls.c
- hkdf_alg_mapping : oscore_cose.c
- hkdf_hmacs : oscore_cose.c
- log_handler : coap_debug.c
- loglevels : coap_debug.c
- maxlog : coap_debug.c
- num_packet_loss_intervals : coap_debug.c
- packet_loss_intervals : coap_debug.c
- packet_loss_level : coap_debug.c
- rand_func : coap_prng.c
- send_packet_count : coap_debug.c
- use_fprintf_for_show_pdu : coap_debug.c