balsa: format with nixpkgs-fmt

pkgs/applications/networking/mailreaders/balsa/default.nix

@@ -1,7 +1,22 @@
-{ stdenv, fetchurl, pkgconfig, intltool, glib, gtk3, gmime, gnutls,
+{ stdenv
-  webkitgtk, libesmtp, openssl, libnotify, gtkspell3, gpgme,
+, fetchurl
-  libcanberra-gtk3, libsecret, gtksourceview, gobject-introspection,
+, pkgconfig
-  wrapGAppsHook
+, intltool
+, glib
+, gtk3
+, gmime
+, gnutls
+, webkitgtk
+, libesmtp
+, openssl
+, libnotify
+, gtkspell3
+, gpgme
+, libcanberra-gtk3
+, libsecret
+, gtksourceview
+, gobject-introspection
+, wrapGAppsHook
 }:
 
 stdenv.mkDerivation rec {