python310Packages.levenshtein: disable LTO to fix aarch64-darwin build

pkgs/development/python-modules/levenshtein/default.nix

@@ -1,4 +1,5 @@
 { lib
+, stdenv
 , buildPythonPackage
 , fetchFromGitHub
 , pythonOlder
@@ -36,6 +37,10 @@ buildPythonPackage rec {
     rapidfuzz-cpp
   ];
 
+  NIX_CFLAGS_COMPILE = lib.optionals (stdenv.cc.isClang && stdenv.isDarwin) [
+    "-fno-lto"  # work around https://github.com/NixOS/nixpkgs/issues/19098
+  ];
+
   propagatedBuildInputs = [
     rapidfuzz
   ];