Bump cachix/install-nix-action from 22 to 27

Bumps [cachix/install-nix-action](https://github.com/cachix/install-nix-action) from 22 to 27.
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Commits](cachix/install-nix-action@v22...V27)

---
updated-dependencies:
- dependency-name: cachix/install-nix-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/nix-build.yml

@@ -30,7 +30,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@v22
+        uses: cachix/install-nix-action@V27
         with:
           nix_path: nixpkgs=${{ matrix.nixpkgs }}