cntlr_map_debug: print country code on CAC cap

src/core/cntlr_map_debug.c

@@ -198,6 +198,7 @@ int debug_ap_caps_report(void *cntlr, struct cmdu_cstruct *cmdu)
 					(struct tlv_cac_cap *)tlv;
 				int j;
 
+				trace("\tcountry_code: %c%c\n", p->country_code[0], p->country_code[1]);
 				trace("\tnbr_radios: %d\n", p->nbr_radios);
 				for (j = 0; j < p->nbr_radios; j++) {
 					int k;