Add missing dependencies

Credit to Mic92 for picking this up.

.SRCINFO

@@ -1,7 +1,7 @@
 pkgbase = nix
 	pkgdesc = A purely functional package manager
 	pkgver = 2.1.1
-	pkgrel = 1
+	pkgrel = 2
 	url = https://nixos.org/nix
 	install = nix.install
 	arch = i686
@@ -13,6 +13,8 @@ pkgbase = nix
 	makedepends = openssl
 	depends = gc
 	depends = libsodium
+	depends = boost
+	depends = brotli
 	source = https://nixos.org/releases/nix/nix-2.1.1/nix-2.1.1.tar.xz
 	sha256sums = 63b1d49ea678162ada6996e42abb62cbc6e65cfefa4faa5436ae37100504720b
 

PKGBUILD

@@ -7,12 +7,12 @@
 
 pkgname=nix
 pkgver=2.1.1
-pkgrel=1
+pkgrel=2
 pkgdesc="A purely functional package manager"
 arch=('i686' 'x86_64' 'armv7h')
 url="https://nixos.org/nix"
 license=('LGPL')
-depends=('gc' 'libsodium')
+depends=('gc' 'libsodium' 'boost' 'brotli')
 makedepends=('bzip2' 'gc' 'openssl')
 install=nix.install
 source=("https://nixos.org/releases/nix/nix-$pkgver/nix-$pkgver.tar.xz")