Revert "Apply suggestions from code review"

This reverts commit acde9a01a3f5cd12b769385880bab90281ab8361.
A better solution is a65208ca8e593e2478b0848e6b5cbda7530a1707.

pkgs/data/misc/tzdata/default.nix

@@ -42,10 +42,10 @@ stdenv.mkDerivation rec {
 
   installFlags = [ "ZIC=./zic-native" ];
 
+  # NOTE: in cross-compilation scenarios, this is built for the build platform.
   preInstall = ''
      mv zic.o zic.o.orig
      mv zic zic.orig
-     # NOTE: in cross-compilation scenarios, this is built for the build platform.
      make $makeFlags cc=cc AR=ar zic
      mv zic zic-native
      mv zic.o.orig zic.o