fix: fix outdated workarounds

common/overlays/default.nix

@@ -1,6 +1,5 @@
 {nixpkgs-wayland, ...} @ inputs: [
   (import ./dracula-theme inputs)
-  (import ./spotifywm inputs)
   (import ./squeekboard)
 
   nixpkgs-wayland.overlay

common/overlays/spotifywm/default.nix

@@ -1,3 +0,0 @@
-{...} @ inputs: (final: prev: {
-  spotifywm = final.callPackage ./spotifywm.nix inputs;
-})

common/overlays/spotifywm/spotifywm.nix

@@ -1,54 +0,0 @@
-# https://github.com/NixOS/nixpkgs/blob/77b27fdb6a9ba01f60b8f5c48038938cf14b7d2f/pkgs/applications/audio/spotifywm/default.nix
-{
-  lib,
-  stdenv,
-  spotifywm-src,
-  libX11,
-  makeBinaryWrapper,
-  spotify,
-  symlinkJoin,
-  ...
-}: let
-  spotifywm = stdenv.mkDerivation {
-    pname = "spotifywm";
-    version = spotifywm-src.rev;
-
-    src = spotifywm-src;
-
-    buildInputs = [libX11];
-
-    installPhase = ''
-      runHook preInstall
-
-      install -Dm644 spotifywm.so $out/lib/spotifywm.so
-
-      runHook postInstall
-    '';
-  };
-in
-  symlinkJoin {
-    inherit (spotifywm) name;
-
-    nativeBuildInputs = [makeBinaryWrapper];
-
-    paths = [
-      spotify
-      spotifywm
-    ];
-
-    postBuild = ''
-      wrapProgram $out/bin/spotify \
-        --suffix LD_PRELOAD : "$out/lib/spotifywm.so"
-
-      ln -sf $out/bin/spotify $out/bin/spotifywm
-    '';
-
-    meta = {
-      homepage = "https://github.com/dasJ/spotifywm";
-      description = "Wrapper around Spotify that correctly sets class name before opening the window";
-      license = lib.licenses.mit;
-      platforms = lib.platforms.linux;
-      maintainers = with lib.maintainers; [jqueiroz the-argus];
-      mainProgram = "spotify";
-    };
-  }