Fix incorrect index variable in debug print loop

Would cause bad memory read or infinite loop if the debug print was
enabled.

tui_main.c

@@ -612,7 +612,7 @@ void draw_oevent_list(WINDOW* win, Oevent_list const* oevent_list) {
       Oevent_osc_ints const* eo = &ev->osc_ints;
       wprintw(win, "OSC\t%c\tcount: %d ", eo->glyph, eo->count, eo->count);
       waddch(win, ACS_VLINE);
-      for (Usz j = 0; j < eo->count; ++i) {
+      for (Usz j = 0; j < eo->count; ++j) {
         wprintw(win, " %d", eo->numbers[j]);
       }
     } break;