perl-Module-Build-XSUtil: fix darwin build

While building the tests LD gets called with -mmacosx-version-min=10.10
which is a CC flag, causing the build to fail with LD=ld.  This is
pretty common with perl packages.

/cc ZHF #45961

pkgs/top-level/perl-packages.nix

@@ -9650,11 +9650,12 @@ let
       sha256 = "004ly9xxjlsbrr2vhxsa1n84z3034gxrzr7z0wl45szd8v1v6qwh";
     };
     buildInputs = [ CaptureTiny CwdGuard FileCopyRecursiveReduced ];
+    propagatedBuildInputs = [ DevelCheckCompiler ];
+    perlPreHook = "export LD=$CC";
     meta = {
       description = "A Module::Build class for building XS modules";
       license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
-    propagatedBuildInputs = [ DevelCheckCompiler ];
   };
 
   ModuleCPANTSAnalyse = buildPerlPackage rec {