dbus-broker: fix test-sockopt on kernel 6.16+

Fixes #439331

backports https://github.com/bus1/dbus-broker/pull/409 to resolve:
- test_peerpidfd_client: Assertion `false && "r == SOCKOPT_E_REAPED"' failed.
- wait_and_verify: Assertion `false && "WIFEXITED(status)"' failed.

pkgs/by-name/db/dbus-broker/package.nix

@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchFromGitHub,
+  fetchpatch,
   docutils,
   meson,
   ninja,
@@ -117,6 +118,11 @@ stdenv.mkDerivation (finalAttrs: {
   patches = [
     ./paths.patch
     ./disable-test.patch
+    (fetchpatch {
+      name = "backport-test-sockopt-6.16-fix.patch";
+      url = "https://github.com/bus1/dbus-broker/commit/fd5c6e191bffcf5b3e6c9abb8b0b03479accc04b.patch";
+      hash = "sha256-+QgZzm/qRnVSr0wDNw9Np3LRreRKl6CQXJextLPy6fc=";
+    })
   ];
 
   nativeBuildInputs = [