light-git: update license (#3587)

Signed-off-by: Wenxuan Zhang <[email protected]>

archlinuxcn/light-git/PKGBUILD

@@ -7,7 +7,7 @@ pkgrel=1
 pkgdesc='Program to easily change brightness on backlight-controllers.'
 arch=('i686' 'x86_64')
 url="https://github.com/haikarainen/light"
-license=('GPL3')
+license=('GPL-3.0-or-later')
 makedepends=(git autoconf automake)
 conflicts=('light')
 provides=('light')