hplip: fix license

Closes #14351.

Signed-off-by: Enno Boland <gottox@voidlinux.eu>

srcpkgs/hplip/template

@@ -27,8 +27,8 @@ make_dirs="/var/lib/hp 0755 root root"
 pycompile_dirs="usr/share/hplip"
 short_desc="HP Linux Imaging and Printing"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
+license="GPL-2.0-only, BSD-3-Clause, MIT"
 homepage="https://developers.hp.com/hp-linux-imaging-and-printing"
-license="GPL-2"
 distfiles="${SOURCEFORGE_SITE}/hplip/hplip/${version}/hplip-${version}.tar.gz"
 checksum=0a6a019cba53da5d1055d865afa04438d3651f4f4618dd555e6c1949be71e824
 conflicts="hplip-gui"
@@ -61,6 +61,9 @@ do_install() {
 	 -e "s/\(gui-build=\).*/\1no/" \
 	 -e "s/\(ui-toolkit=\).*/\1no/" \
 	 -e "s/\(qt5=\).*/\1no/"
+	# licenses
+	vlicense COPYING
+	vlicense copyright
 }
 
 hplip-gui_package() {