moved to using overlays on nixpkgs-unstable (named as default nixpkgs)

so that i can specify more easily which package i would like using
pkgs.stable.package and even pkgs.main.package if i want to be on the
actual bleeding edge

modules/packages.nix

@@ -2,58 +2,46 @@
   config,
   lib,
   pkgs,
-  stablepkgs,
   ...
 }:
 {
-  # All packaged needed from nixos-unstable
-  environment.systemPackages =
-    (with pkgs; [
-      neovim # nano is installed by default
-      wget
-      vesktop
-      prismlauncher
-      thunderbird
-      kdePackages.bluedevil
-      fastfetch
-      ungoogled-chromium
-      qbittorrent
-      obsidian
-      p7zip
-      unrar
-      wineWowPackages.stable
-      wine
-      (wine.override { wineBuild = "wine64"; })
-      wine64
-      wineWowPackages.staging
-      winetricks
-      wineWowPackages.waylandFull
-      vlc
-      krename
-      kdePackages.filelight
-      protonmail-bridge
-      obs-studio
-      pciutils
-      vial
-      qmk
-      dmidecode
-      wl-clipboard
-      lutris
-      tree
-      tenacity
-      mediawriter
-      home-manager
-      davinci-resolve
-      ardour
-      v4l-utils
-      libreoffice
-      nixfmt-rfc-style
-      nixd
-    ])
-
-    ++
-
-      (with stablepkgs; [
-        #    librewolf
-      ]);
+  # All system packages required from nixos-unstable by default
+  environment.systemPackages = with pkgs; [
+    neovim # nano is installed by default
+    wget
+    vesktop
+    prismlauncher
+    thunderbird
+    kdePackages.bluedevil
+    fastfetch
+    ungoogled-chromium
+    qbittorrent
+    p7zip
+    unrar
+    wineWowPackages.stable
+    wine
+    (wine.override { wineBuild = "wine64"; })
+    wine64
+    wineWowPackages.staging
+    winetricks
+    wineWowPackages.waylandFull
+    vlc
+    protonmail-bridge
+    obs-studio
+    pciutils
+    vial
+    qmk
+    dmidecode
+    wl-clipboard
+    lutris
+    tree
+    tenacity
+    home-manager
+    davinci-resolve
+    v4l-utils
+    libreoffice
+    nixfmt-rfc-style
+    nixd
+    stable.ardour
+  ];
 }