Add parsing for ATT Write Command
diff --git a/parser/att.c b/parser/att.c
index 3804206..595c984 100644
--- a/parser/att.c
+++ b/parser/att.c
@@ -562,6 +562,7 @@
 			att_read_by_group_resp_dump(level + 1, frm);
 			break;
 		case ATT_OP_WRITE_REQ:
+		case ATT_OP_WRITE_CMD:
 			att_write_req_dump(level + 1, frm);
 			break;
 		case ATT_OP_HANDLE_NOTIFY: