nixfmt-rfc-style

There is nothing in this commit except for the changes made by
nix-shell -p nixfmt-rfc-style --run "nixfmt ."

If this has mucked up your open branches then sorry about that. You
can probably nixfmt them to match before merging

pkgs/nellie/default.nix

@@ -1,7 +1,9 @@
 { lua, stdenv }:
 
-let pname = "nellie";
-in lua.pkgs.buildLuaPackage {
+let
+  pname = "nellie";
+in
+lua.pkgs.buildLuaPackage {
   inherit pname;
   version = "0.1.1-1";