cups: update license.

Closes: void-linux#47087 [via git-merge-pr]

srcpkgs/cups/template

@@ -1,7 +1,7 @@
 # Template file for 'cups'
 pkgname=cups
 version=2.4.7
-revision=4
+revision=5
 build_style=gnu-configure
 make_install_args="BUILDROOT=${DESTDIR}"
 hostmakedepends="gnutls-devel pkg-config
@@ -11,7 +11,7 @@ makedepends="acl-devel gnutls-devel libpaper-devel libusb-devel pam-devel
 depends="xdg-utils"
 short_desc="Common Unix Printing System"
 maintainer="Orphaned <[email protected]>"
-license="Apache-2.0"
+license="Apache-2.0 WITH custom:GPL2-LGPL2-Exception, Zlib"
 homepage="https://github.com/OpenPrinting/cups"
 distfiles="https://github.com/OpenPrinting/cups/releases/download/v${version}/cups-${version}-source.tar.gz"
 checksum=dd54228dd903526428ce7e37961afaed230ad310788141da75cebaa08362cf6c
@@ -67,6 +67,7 @@ post_install() {
 	vinstall ${FILESDIR}/client.conf 644 etc/cups client.conf
 
 	vsv cupsd
+	vlicense NOTICE
 }
 
 libcups_package() {