Dodanie obsługi dodatków do Firefoksa

- Dodano nowy input `firefox-addons` w `flake.nix`
- Zaktualizowano `flake.lock` o nową zależność oraz nowsze wersje istniejących pakietów
- Zmieniono konfigurację `programs.librewolf.nix`:
  - Dodano obsługę systemu `x86_64-linux`
  - Zmieniono ustawienia prywatności i sesji przeglądarki
  - Dodano obsługę DNS-over-HTTPS z Mullvad
  - Rozszerzono listę wyszukiwarek o YouTube, Wikipedia (PL), StackOverflow i Nix Wiki
  - Dodano listę preinstalowanych rozszerzeń (np. Bitwarden, uBlock Origin, SponsorBlock)
- Dodano alias `os-up-fa` do aktualizacji `firefox-addons`

flake.lock

@@ -87,14 +87,37 @@
         "type": "github"
       }
     },
+    "firefox-addons": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "dir": "pkgs/firefox-addons",
+        "lastModified": 1739824024,
+        "narHash": "sha256-ighPW5qCUhBWzDc5NYS9WxKs4e/iqK8SQe1w4yLKO9I=",
+        "owner": "rycee",
+        "repo": "nur-expressions",
+        "rev": "1a885a7122e8bce576ec16de9d305defecd649b9",
+        "type": "gitlab"
+      },
+      "original": {
+        "dir": "pkgs/firefox-addons",
+        "owner": "rycee",
+        "repo": "nur-expressions",
+        "type": "gitlab"
+      }
+    },
     "firefox-gnome-theme": {
       "flake": false,
       "locked": {
-        "lastModified": 1736899990,
-        "narHash": "sha256-S79Hqn2EtSxU4kp99t8tRschSifWD4p/51++0xNWUxw=",
+        "lastModified": 1739223196,
+        "narHash": "sha256-vAxN2f3rvl5q62gQQjZGVSvF93nAsOxntuFz+e/655w=",
         "owner": "rafaelmardojai",
         "repo": "firefox-gnome-theme",
-        "rev": "91ca1f82d717b02ceb03a3f423cbe8082ebbb26d",
+        "rev": "a89108e6272426f4eddd93ba17d0ea101c34fb21",
         "type": "github"
       },
       "original": {
@@ -120,6 +143,21 @@
       }
     },
     "flake-utils": {
+      "locked": {
+        "lastModified": 1629284811,
+        "narHash": "sha256-JHgasjPR0/J1J3DRm4KxM4zTyAj4IOJY8vIl75v/kPI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c5d161cc0af116a2e17f54316f0bf43f0819785c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
       "inputs": {
         "systems": [
           "stylix",
@@ -228,11 +266,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1739470101,
-        "narHash": "sha256-NxNe32VB4XI/xIXrsKmIfrcgtEx5r/5s52pL3CpEcA4=",
+        "lastModified": 1739823458,
+        "narHash": "sha256-uHjpcdlWKrZEJxsGdlMRTe4jlMYAnNsjRxPSTrNMFvo=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "5031c6d2978109336637977c165f82aa49fa16a7",
+        "rev": "6c93eea85daddd0dc8d4a3a687473461f3122961",
         "type": "github"
       },
       "original": {
@@ -244,11 +282,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1739214665,
-        "narHash": "sha256-26L8VAu3/1YRxS8MHgBOyOM8xALdo6N0I04PgorE7UM=",
+        "lastModified": 1739736696,
+        "narHash": "sha256-zON2GNBkzsIyALlOCFiEBcIjI4w38GYOb+P+R4S8Jsw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "64e75cd44acf21c7933d61d7721e812eac1b5a0a",
+        "rev": "d74a2335ac9c133d6bbec9fc98d91a77f1604c1f",
         "type": "github"
       },
       "original": {
@@ -261,6 +299,7 @@
     "root": {
       "inputs": {
         "auto-cpufreq": "auto-cpufreq",
+        "firefox-addons": "firefox-addons",
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs",
         "stylix": "stylix"
@@ -274,7 +313,7 @@
         "base16-vim": "base16-vim",
         "firefox-gnome-theme": "firefox-gnome-theme",
         "flake-compat": "flake-compat",
-        "flake-utils": "flake-utils",
+        "flake-utils": "flake-utils_2",
         "git-hooks": "git-hooks",
         "gnome-shell": "gnome-shell",
         "home-manager": [
@@ -291,11 +330,11 @@
         "tinted-zed": "tinted-zed"
       },
       "locked": {
-        "lastModified": 1739375014,
-        "narHash": "sha256-0fNbvZ1Dod4rDIfwGnC7CzJ3wRFSF1v5AvNCmNkVgXo=",
+        "lastModified": 1739826051,
+        "narHash": "sha256-q1E9/4Hyahz/+Bd6HEKZq+Wi9HpI4XmAZG3P8CALT1E=",
         "owner": "danth",
         "repo": "stylix",
-        "rev": "e86de61bb8f5f2b6459d0be3e3291ad16db4b777",
+        "rev": "7feb1c29bf39ebe6b2984b2f77f9ad38f486e311",
         "type": "github"
       },
       "original": {