* nix, nix-build, nix-env, nix-collect-garbage, nix-shell: add German translation * nix, nix-build, nix-env, nix-collect-garbage, nix-shell: apply suggestions from code review * nix, nix-build, nix-env, nix-collect-garbage, nix-shell: Applied changes from German code review to originals * Update pages.de/common/nix-collect-garbage.md
Co-authored-by: marchersimon <50295997+marchersimon@users.noreply.github.com> Co-authored-by: Seth Falco <seth@falco.fun> Co-authored-by: Patrice Denis <patricedenis@users.noreply.github.com>