milu: disable format hardening

pkgs/applications/misc/milu/default.nix

···
     owner = "yuejia";
   };
 
+  hardeningDisable = [ "format" ];
+
   preConfigure = ''
     sed -i 's#/usr/bin/##g' Makefile
     sed -i "s#-lclang#-L$(clang --print-search-dirs |