Revert "feat: Try to add cachix support in github action"

This reverts commit f9f147e5ec.

.github/workflows/test.yml

@@ -1,29 +0,0 @@
-name: "Test Cachix"
-on:
-  workflow_dispatch:
-  pull_request:
-    branches:
-      - dev
-  push:
-    branches:
-      - dev
-jobs:
-  tests:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        hostname: [Tytonidae Akun Cape]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@v25
-        with:
-          nix_path: nixpkgs=channel:nixos-unstable
-          extra_nix_config: |
-            trusted-public-keys = youthlic.cachix.org-1:zkUZ/ZGGF5fZxvg5WO3K8XAsUAPFmQKWbnAFb3W5x+Y= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= niri.cachix.org-1:Wv0OmO7PsuocRKzfDoJ3mulSl7Z6oezYhGhR+3W2964= nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs= chaotic-nyx.cachix.org-1:HfnXSw4pj95iI/n17rIDy40agHj12WfF+Gqk6SonIT8= nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=
-            substituters = https://youthlic.cachix.org/ https://niri.cachix.org/ https://nix-community.cachix.org/ https://chaotic-nyx.cachix.org/ https://cache.nixos.org/
-      - uses: cachix/cachix-action@v14
-        with:
-          name: youthlic
-          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
-      - run: nix build .#nixosConfigurations.${{ matrix.hostname }}.config.system.build.toplevel
-      - run: nix run nixpkgs#toybox -- echo OK