update nixpkgs to 24.11 (small)

Also use non-lts forgejo and adjust config for 24.11.

config/hosts/git/forgejo.nix

@@ -7,13 +7,19 @@
 # - https://codeberg.org/forgejo/forgejo/src/branch/forgejo/docs/content/administration/reverse-proxies.en-us.md
 # - https://forgejo.org/docs/latest/admin/email-setup/
 
-{ pkgs-unstable, ... }:
+{ pkgs, ... }:
 
 {
   services.forgejo = {
     enable = true;
+    package = pkgs.forgejo;
     database.type = "postgres";
-    mailerPasswordFile = "/run/secrets/forgejo_git_smtp_password";
+
+    secrets = {
+      mailer = {
+        PASSWD = "/run/secrets/forgejo_git_smtp_password";
+      };
+    };
 
     settings = {
       DEFAULT = {

flake.lock

@@ -66,16 +66,16 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1733647408,
-        "narHash": "sha256-t9/YFvqti1dE/tqeTunf8LGgjlwS6iSE8xl5KV/zcII=",
+        "lastModified": 1733642008,
+        "narHash": "sha256-ijS1XixgnF1UW1wnsO5J7rw5li0n6SZCBQWCYSfJwXw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "65d98ad2a50103eee5f72335bf69b7bae9d92612",
+        "rev": "5e7591e5e8c8cddc1e9c7cad01033e6c2d560cd0",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-24.05-small",
+        "ref": "nixos-24.11-small",
         "repo": "nixpkgs",
         "type": "github"
       }

flake.nix

@@ -5,7 +5,7 @@
     # Use the NixOS small channels for nixpkgs.
     # https://nixos.org/manual/nixos/stable/#sec-upgrading
     # https://github.com/NixOS/nixpkgs
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05-small";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11-small";
 
     # Add nixos-generators as an input.
     # See here: https://github.com/nix-community/nixos-generators#using-in-a-flake