texlive.bin.core: remove obsolete setup hook

pkgs/tools/typesetting/tex/texlive/bin.nix

@@ -191,7 +191,6 @@ core = stdenv.mkDerivation rec {
      cp texk/web2c/.libs/himktables $dev/bin/himktables
   '' + common.moveBins;
 
-  setupHook = ./setup-hook.sh; # TODO: maybe texmf-nix -> texmf (and all references)
   passthru = { inherit version buildInputs; };
 
   meta = with lib; {

pkgs/tools/typesetting/tex/texlive/setup-hook.sh

@@ -1,7 +0,0 @@
-addTeXMFPath () {
-    if test -d "$1/share/texmf-nix"; then
-        export TEXINPUTS="${TEXINPUTS}${TEXINPUTS:+:}$1/share/texmf-nix//:"
-    fi
-}
-
-addEnvHooks "$targetOffset" addTeXMFPath