fix(ci): add git token to update secrets repo

Commit dbbaddb349 pushed by matt1432master
Workflow cachix.yml

Build

Failure

Set up job4s
Checkout1s
Setup-Nix6s
https://github.com/yaxitech/nix-install-pkgs-action@v324s
https://github.com/cachix/cachix-action@v123s
Build configs1m12s
Complete job21s