sublime-merge: add redirect for /bin/true

Without it rebasing/squashing features are broken.

pkgs/applications/version-management/sublime-merge/common.nix

@@ -2,7 +2,7 @@
 
 { fetchurl, stdenv, xorg, glib, glibcLocales, gtk3, cairo, pango, libredirect, makeWrapper, wrapGAppsHook
 , pkexecPath ? "/run/wrappers/bin/pkexec"
-, writeScript, common-updater-scripts, curl, gnugrep
+, writeScript, common-updater-scripts, curl, gnugrep, coreutils
 }:
 
 let
@@ -18,7 +18,7 @@ let
   arch = "x64";
 
   libPath = stdenv.lib.makeLibraryPath [ xorg.libX11 glib gtk3 cairo pango ];
-  redirects = [ "/usr/bin/pkexec=${pkexecPath}" ];
+  redirects = [ "/usr/bin/pkexec=${pkexecPath}" "/bin/true=${coreutils}/bin/true" ];
 in let
   binaryPackage = stdenv.mkDerivation {
     pname = "${pname}-bin";