package: readline: Build with --with-shared-termcap-library

Without this, compiling against libreadline fails for unresolved curses
symbols. Happens at least with nftables.

Signed-off-by: Phil Sutter <phil@nwl.cc>

package/readline/Makefile

@@ -21,7 +21,7 @@ include ${ADK_TOPDIR}/mk/package.mk
 $(eval $(call HOST_template,READLINE,readline,${PKG_VERSION}-${PKG_RELEASE}))
 $(eval $(call PKG_template,LIBREADLINE,libreadline,${PKG_VERSION}-${PKG_RELEASE},${PKG_DEPENDS},${PKG_DESCR},${PKG_SECTION},${PKG_OPTS}))
 
-CONFIGURE_ARGS+=	--with-curses
+CONFIGURE_ARGS+=	--with-curses --with-shared-termcap-library
 
 libreadline-install:
 	${INSTALL_DIR} ${IDIR_LIBREADLINE}/usr/lib