[prepare] SPDX License identifier

PKGBUILD

@@ -6,9 +6,9 @@ pkgname=('manjaro-architect' 'manjaro-architect-launcher')
 pkgver=0.9.34.r4.g3150d30
 pkgrel=1
 pkgdesc="Manjaro CLI net-installer, forked from the Archlinux Architect"
-arch=(any)
+arch=('any')
 url="https://gitlab.manjaro.org/applications/$pkgbase"
-license=(GPL2)
+license=('GPL-2.0-or-later')
 depends=('bash'
          'dialog')
 makedepends=('git')