brigand: remove

The project hasn't had a release in three years, and I (pmiddend)
don't want to maintain the nixpkgs package anymore, and it fails on
-darwin.

pkgs/by-name/br/brigand/package.nix

@@ -1,31 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchFromGitHub,
-  cmake,
-}:
-
-stdenv.mkDerivation {
-  pname = "brigand";
-  version = "1.3.0";
-
-  src = fetchFromGitHub {
-    owner = "edouarda";
-    repo = "brigand";
-    rev = "4db9f665b4ece31b51aaf35b499b2c8e5811efa3";
-    sha256 = "14b8r3s24zq0l3addy3irzxs5cyqn3763y5s310lmzzswgj1v7r4";
-  };
-
-  nativeBuildInputs = [ cmake ];
-
-  meta = with lib; {
-    description = "Instant compile time C++ 11 metaprogramming library";
-    longDescription = ''
-      Brigand is a light-weight, fully functional, instant-compile time C++ 11 meta-programming library.
-      Everything you were doing with Boost.MPL can be done with Brigand. And if that's not the case, open an issue!'';
-    homepage = "https://github.com/edouarda/brigand";
-    license = licenses.boost;
-    maintainers = with maintainers; [ pmiddend ];
-    platforms = platforms.all;
-  };
-}

pkgs/top-level/aliases.nix

@@ -355,6 +355,7 @@ mapAliases {
   bpb = throw "bpb has been removed as it is unmaintained and not compatible with recent Rust versions"; # Added 2024-04-30
   bpftool = throw "'bpftool' has been renamed to/replaced by 'bpftools'"; # Converted to throw 2024-10-17
   brasero-original = lib.warnOnInstantiate "Use 'brasero-unwrapped' instead of 'brasero-original'" brasero-unwrapped; # Added 2024-09-29
+  bridgand = throw "'brigand' has been removed due to being unmaintained"; # Added 2025-04-30
   bs-platform = throw "'bs-platform' was removed as it was broken, development ended and 'melange' has superseded it"; # Added 2024-07-29
   buf-language-server = throw "'buf-language-server' was removed as its development has moved to the 'buf' package"; # Added 2024-11-15