scx.rustscheds: use rustPlatform.bindgenHook

pkgs/os-specific/linux/scx/scx_rustscheds.nix

@@ -25,6 +25,7 @@ rustPlatform.buildRustPackage {
   nativeBuildInputs = [
     pkg-config
     llvmPackages.clang
+    rustPlatform.bindgenHook
   ];
   buildInputs = [
     elfutils
@@ -33,7 +34,6 @@ rustPlatform.buildRustPackage {
   ];
 
   env = {
-    LIBCLANG_PATH = "${lib.getLib llvmPackages.libclang}/lib";
     BPF_CLANG = lib.getExe llvmPackages.clang;
     BPF_EXTRA_CFLAGS_PRE_INCL = lib.concatStringsSep " " [
       "-I${scx.cscheds.dev}/libbpf/src/usr/include"