screen: fix compilation with GCC 14

Missing header.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

utils/screen/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=screen
 PKG_VERSION:=4.9.1
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@GNU/screen

utils/screen/patches/010-ptyh.patch

@@ -0,0 +1,10 @@
+--- a/pty.c
++++ b/pty.c
+@@ -30,6 +30,7 @@
+ #include <sys/stat.h>
+ #include <fcntl.h>
+ #include <signal.h>
++#include <pty.h>
+ 
+ #if defined(__OpenBSD__)
+ #include <utils.h>  /* for openpty() */