nix: update to 2.3.1

Update to 2.3.1 and unmark broken on arm*

Signed-off-by: Nathan Owens <ndowens04@gmail.com>

srcpkgs/nix/template

@@ -1,11 +1,11 @@
 # Template file for 'nix'
 pkgname=nix
-version=2.2.2
-revision=4
+version=2.3.1
+revision=1
 build_style=gnu-configure
 # Use /nix/var as suggested by the official Manual.
 configure_args="--localstatedir=/nix/var --with-sandbox-shell=/bin/sh"
-hostmakedepends="autoconf automake curl libtool pkg-config flex"
+hostmakedepends="curl pkg-config flex"
 makedepends="boost-devel brotli-devel bzip2-devel gc-devel libcurl-devel
  liblzma-devel libressl-devel libsodium-devel pkg-config sqlite-devel
  libseccomp-devel editline-devel"
@@ -16,7 +16,7 @@ license="LGPL-2.1-or-later"
 homepage="https://nixos.org/nix/"
 changelog="https://nixos.org/releases/${pkgname}/${pkgname}-${version}/manual/#sec-relnotes"
 distfiles="https://nixos.org/releases/${pkgname}/${pkgname}-${version}/${pkgname}-${version}.tar.xz"
-checksum=f80a1b4f9837a8d33209f0b7769d5038335459ff4303eccf3e9217a9eca8594c
+checksum=bb6578e9f20eebab6d78469ecc59c450ac54f276e5a86a882015d98fecb1bc7b
 
 # Default configuration file.
 conf_files="/etc/nix/nix.conf"
@@ -40,12 +40,6 @@ make_dirs="
 	/nix/var/nix/db 0755 root root
 	/nix/store 1775 root nixbld"
 
-case "${XBPS_TARGET_MACHINE}" in
-	armv[56]*)
-		broken="Not supported upstream (for now at least)";
-		;;
-esac
-
 case "$XBPS_TARGET_MACHINE" in
 	ppc64*) ;;
 	armv6*|ppc*) _need_libatomic=yes;;
@@ -63,7 +57,6 @@ pre_configure() {
 	fi
 	sed -i '/^CFLAGS=/d;/^CXXFLAGS=/d' configure
 	echo "GLOBAL_LDFLAGS += $LDFLAGS" >>mk/lib.mk
-	autoreconf -fi
 }
 
 post_install() {