testing/lua-ldap: fix underlinking issue

need to link with -llber

ref #1174

testing/lua-ldap/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=lua-ldap
 pkgver=1.1.0
-pkgrel=0
+pkgrel=1
 pkgdesc="Lua binding to ldap"
 url="http://www.keplerproject.org/lualdap/"
 arch="all"
@@ -28,7 +28,7 @@ prepare() {
 
 build() {
 	cd "$_builddir"
-	make || return 1
+	make OPENLDAP_LIB="-lldap -llber" || return 1
 }
 
 package() {