delta: update to 0.12.1, restore cross

srcpkgs/delta/template

@@ -1,6 +1,6 @@
 # Template file for 'delta'
 pkgname=delta
-version=0.11.3
+version=0.12.1
 revision=1
 build_style=cargo
 checkdepends="git"
@@ -9,9 +9,12 @@ maintainer="Andrew Benson <abenson+void@gmail.com>"
 license="MIT"
 homepage="https://github.com/dandavison/delta"
 distfiles="${homepage}/archive/${version}.tar.gz"
-checksum=cf68f43d4d26c10551c0137a7e718719958e52267d83f29a8f7794af12095b9e
-make_check=no  # TODO: Re-enable checks when Rust gets updated
-nocross=yes # fails with current rust
+checksum=1b97998841305909638008bd9fa3fca597907cb23830046fd2e610632cdabba3
+
+post_patch() {
+	# fixes an indexmap error when cross compiling
+	cargo update --package autocfg --precise 1.1.0
+}
 
 post_install() {
 	vlicense LICENSE