Fix nix install to be non-interactive via circleci

Author: obscurerichard

.circleci/config.yml

@@ -28,7 +28,7 @@ jobs:
       - run:
           name: Install Nix
           command: |
-            sh <(curl -L https://nixos.org/nix/install) --darwin-use-unencrypted-nix-store-volume
+            sh <(curl -L https://nixos.org/nix/install) --daemon --yes
 
       - run:
           name: Install cachix