Merge pull request #576 from crytic/dependabot/github_actions/dev/cachix/install-nix-action-v30

chore(deps): bump cachix/install-nix-action from V27 to 30

Author: elopez

.github/workflows/ci.yml

@@ -63,7 +63,7 @@ jobs:
         solc-select use 0.5.7 --always-install
     - name: Set up nix
       if: matrix.type == 'dapp'
-      uses: cachix/install-nix-action@V27
+      uses: cachix/install-nix-action@v30
     - name: Set up cachix
       if: matrix.type == 'dapp'
       uses: cachix/cachix-action@v15