[sixel] clear debugging cruft #1533

src/lib/sixel.c

@@ -535,7 +535,6 @@ int sixel_draw(const notcurses* n, const ncpile* p, sprixel* s, FILE* out){
 }
 
 int sprite_sixel_init(int fd){
-fprintf(stderr, "ARP?\n");
   // \e[?8452: DECSDM private "sixel scrolling" mode keeps the sixel from
   // scrolling, but puts it at the current cursor location (as opposed to
   // the upper left corner of the screen).
@@ -556,6 +555,5 @@ int sixel_wipe(const notcurses* nc, sprixel* s, int ycell, int xcell){
 }
 
 int sixel_shutdown(int fd){
-fprintf(stderr, "ERP?\n");
   return tty_emit("\e[?80;8452l", fd);
 }