Bump cachix/cachix-action from 16 to 17 (#1202)

Bumps [cachix/cachix-action](https://github.com/cachix/cachix-action) from 16 to 17.
- [Release notes](https://github.com/cachix/cachix-action/releases)
- [Commits](https://github.com/cachix/cachix-action/compare/v16...v17)

---
updated-dependencies:
- dependency-name: cachix/cachix-action
  dependency-version: '17'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
         if: ${{ matrix.os != 'windows-latest' }}
         with:
           nix_path: nixpkgs=channel:nixos-unstable
-      - uses: cachix/cachix-action@v16
+      - uses: cachix/cachix-action@v17
         if: ${{ matrix.os != 'windows-latest' && env.CACHIX_AUTH_TOKEN != '' }}
         with:
           authToken: ${{ env.CACHIX_AUTH_TOKEN }}