catboost: downgrade to cudaPackages_11 because of unsupported architectures (compute_35)

pkgs/top-level/all-packages.nix

@@ -20776,6 +20776,9 @@ with pkgs;
     # catboost requires clang 12+ for build
     # after bumping the default version of llvm, check for compatibility with the cuda backend and pin it.
     inherit (llvmPackages_12) stdenv;
+
+    # https://github.com/catboost/catboost/issues/2540
+    cudaPackages = cudaPackages_11;
   };
 
   ndn-cxx = callPackage ../development/libraries/ndn-cxx { };