Merge pull request #1360 from peterbecich/revert-update-of-install-nix-github-action

Revert "update cachix/install-nix-action"

Author: peterbecich

.github/workflows/nix-flake.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
-    - uses: cachix/install-nix-action@master
+    - uses: cachix/install-nix-action@v30
       with:
         extra_nix_config: |
           trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= hackage-server.cachix.org-1:iw0iRh6+gsFIrxROFaAt5gKNgIHejKjIfyRdbpPYevY=