just: update to 0.5.3.

srcpkgs/just/template

@@ -1,6 +1,6 @@
 # Template file for 'just'
 pkgname=just
-version=0.4.4
+version=0.5.3
 revision=1
 build_style=cargo
 short_desc="Just a command runner"
@@ -9,11 +9,7 @@ license="CC0-1.0"
 homepage="https://github.com/casey/just"
 changelog="https://raw.githubusercontent.com/casey/just/master/CHANGELOG.md"
 distfiles="https://github.com/casey/just/archive/v${version}.tar.gz"
-checksum=131955a54ff1622349382288ba20db64b01acff802a42b719dd7ebcb2e9c8983
-
-pre_build() {
-	cargo update --package nix --precise 0.13.1
-}
+checksum=f86fc0fb522d45afdb09703c44071ef3f5740de5fcf65f3fd93415b27bc4625c
 
 post_install() {
 	vlicense LICENSE