build(deps): bump DeterminateSystems/magic-nix-cache-action from 8 to 9#49

dependabot[bot] wants to merge 1 commit intomaintwirphp/twirphp.github.io:mainfrom

dependabot/github_actions/DeterminateSystems/magic-nix-cache-action-9twirphp/twirphp.github.io:dependabot/github_actions/DeterminateSystems/magic-nix-cache-action-9Copy head branch name to clipboard