some formatting modifications

modules/common/environment.nix

@@ -1,5 +1,4 @@
 { lib, pkgs, ... }: {
-  # Common packages that every system will use
   environment.systemPackages = with pkgs; [
     git
     vim
@@ -17,9 +16,8 @@
     nix-ld
   ]) ++
   lib.optionals pkgs.stdenv.isDarwin (with pkgs; [
-      # nothing here, yet
+      # nothing here, yet ;)
   ]);
 
-  # Common environment variables that every system will use
   environment.variables.EDITOR = "nvim";
 }