Bump cachix/install-nix-action from V27 to 30 in /.github/workflows (#255)

Bumps [cachix/install-nix-action](https://github.com/cachix/install-nix-action) from V27 to 30. This release includes the previously tagged commit.
- [Release notes](https://github.com/cachix/install-nix-action/releases)
- [Commits](cachix/install-nix-action@V27...v30)

---
updated-dependencies:
- dependency-name: cachix/install-nix-action
  dependency-type: direct:production
...

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

Author: dependabot[bot]

.github/workflows/main.yml

@@ -9,7 +9,7 @@ jobs:
   Awesome_Lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: cachix/install-nix-action@V27
+      - uses: cachix/install-nix-action@v30
         with:
           extra_nix_config: |
             system-features = benchmark big-parallel kvm nixos-test