feat: add general format hooks

shell.nix

@@ -6,6 +6,10 @@
   git-check = git-hooks.lib.${pkgs.system}.run {
     src = ".";
     hooks = {
+      # General formaters
+      end-of-file-fixer.enable = true;
+      mixed-line-endings.enable = true;
+      # Nix section
       alejandra.enable = true;
       deadnix.enable = true;
       flake-checker.enable = true;