nixos/ananicy: re enable BPF on hardened kernels

This was a workaround to begin with, as hardened kernel didn't support tracing.
Back then kernel level tracing was only available through debugfs, and now that
tracefs has been available on NixOS for a while now, enabled in
Link: https://github.com/NixOS/nixpkgs/pull/388751

This workaround can be removed and bpf can be used with tracefs.
Link: https://github.com/NixOS/nixpkgs/issues/360957

Signed-off-by: John Titor <50095635+JohnRTitor@users.noreply.github.com>

nixos/modules/services/misc/ananicy.nix

@@ -19,12 +19,6 @@ let
   );
   servicename =
     if ((lib.getName cfg.package) == (lib.getName pkgs.ananicy-cpp)) then "ananicy-cpp" else "ananicy";
-  # Ananicy-CPP with BPF is not supported on hardened kernels https://github.com/NixOS/nixpkgs/issues/327382
-  finalPackage =
-    if (servicename == "ananicy-cpp" && config.boot.kernelPackages.isHardened) then
-      (cfg.package.override { withBpf = false; })
-    else
-      cfg.package;
 in
 {
   options.services.ananicy = {
@@ -113,7 +107,7 @@ in
 
   config = lib.mkIf cfg.enable {
     environment = {
-      systemPackages = [ finalPackage ];
+      systemPackages = [ cfg.package ];
       etc."ananicy.d".source =
         pkgs.runCommand "ananicyfiles"
           {
@@ -170,7 +164,7 @@ in
       );
 
     systemd = {
-      packages = [ finalPackage ];
+      packages = [ cfg.package ];
       services."${servicename}" = {
         wantedBy = [ "default.target" ];
       };