apko: 0.20.1 -> 0.21.0 (#364641)

pkgs/development/tools/apko/default.nix

···
 
 buildGoModule rec {
   pname = "apko";
-  version = "0.20.1";
+  version = "0.21.0";
 
   src = fetchFromGitHub {
     owner = "chainguard-dev";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-V3wJzFrbgGqCtbK9YkrRiOZ1UeWN11QyJLFTo4R5LZY=";
+    hash = "sha256-ppWEMQs14GnnZr1wxe6YBQ9DtsN/EPiUSgYFOBdFbQU=";
     # populate values that require us to use git. By doing this in postFetch we
     # can delete .git afterwards and maintain better reproducibility of the src.
     leaveDotGit = true;
···
       find "$out" -name .git -print0 | xargs -0 rm -rf
     '';
   };
-  vendorHash = "sha256-oHeWXlXbhGdx4ilEWqEU/EEtJK2uReru0khi4hFY5ys=";
+  vendorHash = "sha256-8DsCLc1SovY8hupYc3AjOlp4JbeVeg1mbcVdLpvHUhI=";
 
   nativeBuildInputs = [ installShellFiles ];