nzbget: update to 21.0.

srcpkgs/nzbget/template

@@ -1,7 +1,7 @@
 # Template file for 'nzbget'
 pkgname=nzbget
-version=20.0
-revision=2
+version=21.0
+revision=1
 build_style=gnu-configure
 configure_args="--with-tlslib=OpenSSL
  --with-libcurses-includes=${XBPS_CROSS_BASE}/usr/include
@@ -12,10 +12,10 @@ hostmakedepends="pkg-config"
 makedepends="libxml2-devel ncurses-devel libressl-devel"
 short_desc="Download from Usenet using .nzb files"
 maintainer="Leah Neukirchen <leah@vuxu.org>"
-license="GPL-2"
+license="GPL-2.0-or-later"
 homepage="http://nzbget.net/"
 distfiles="https://github.com/${pkgname}/${pkgname}/releases/download/v${version}/${pkgname}-${version}-src.tar.gz"
-checksum=04dc36d432549c33d55145ecd95cc4309b3ab4a7731a1a03d954de389eacd06f
+checksum=65a5d58eb8f301e62cf086b72212cbf91de72316ffc19182ae45119ddd058d53
 
 post_extract() {
 	sed -i '1i#include <stdint.h>' daemon/remote/MessageBase.h