ant: format with nixfmt-rfc-style

Also:
* Remove a stray unused comment

pkgs/by-name/an/ant/package.nix

@@ -1,4 +1,11 @@
-{ fetchurl, lib, stdenv, coreutils, makeWrapper, gitUpdater }:
+{
+  fetchurl,
+  lib,
+  stdenv,
+  coreutils,
+  makeWrapper,
+  gitUpdater,
+}:
 
 stdenv.mkDerivation rec {
   pname = "ant";
@@ -16,8 +23,7 @@ stdenv.mkDerivation rec {
     sha256 = "1l8say86bz9gxp4yy777z7nm4j6m905pg342li1aphc14p5grvwn";
   };
 
-  installPhase =
+  installPhase = ''
-    ''
     mkdir -p $out/bin $out/lib/ant
     mv * $out/lib/ant/
 
@@ -76,7 +82,7 @@ stdenv.mkDerivation rec {
     EOF
 
     chmod +x $out/bin/ant
-    ''; # */
+  '';
 
   passthru = {
     updateScript = gitUpdater {