ncurses: add screen-256color terminfo

The terminfo is required by the popular terminal multiplexer screen and
tmux, offer it by default as the size impact is minimal with 885 Bytes.

Signed-off-by: Paul Spooren <mail@aparcar.org>

package/libs/ncurses/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ncurses
 PKG_VERSION:=6.2
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@GNU/$(PKG_NAME)
@@ -127,6 +127,7 @@ ifneq ($(HOST_OS),FreeBSD)
 		r/rxvt \
 		r/rxvt-unicode \
 		s/screen \
+		s/screen-256color \
 		v/vt100 \
 		v/vt102 \
 		x/xterm \