.github/workflows/editorconfig.yml: write changed files to disk
.github/workflows/editorconfig.yml: write changed files to disk

This avoids errors when exporting long lists to $GITHUB_ENV.

Co-authored-by: Moritz Hedtke <864e1e8961c2898c93b0f1609ea9450aed5fa880@t-online.de>

NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs