chore(users/aspen): use cargo-* packages from nixpkgs

These started throwing eval warnings due to usage of cargoSha256, and
are both available in nixpkgs.

Change-Id: Ice636bebc0a839410125bc19b2252158add2b96e
Reviewed-on: https://cl.tvl.fyi/c/depot/+/12337
Tested-by: BuildkiteCI
Reviewed-by: aspen <root@gws.fyi>
Autosubmit: flokli <flokli@flokli.de>

users/aspen/system/home/modules/development/rust.nix

@@ -10,16 +10,16 @@ with lib;
 
   home.packages = with pkgs; [
     rustup
+
+    cargo-bloat
     cargo-edit
     cargo-expand
+    cargo-hakari
+    cargo-nextest
     cargo-udeps
-    cargo-bloat
     sccache
     evcxr
 
-    depot.users.aspen.pkgs.cargo-hakari
-    depot.users.aspen.pkgs.cargo-nextest
-
     # benchmarking+profiling
     cargo-criterion
     cargo-flamegraph