moodle: 4.4.3 -> 4.4.4

Fixes CVE-2024-48901, CVE-2024-48900, CVE-2024-48899, CVE-2024-48898, CVE-2024-48897, CVE-2024-48896.

Release notes:
https://moodledev.io/general/releases/4.4/4.4.4

pkgs/servers/web-apps/moodle/default.nix

@@ -1,7 +1,7 @@
 { lib, stdenv, fetchurl, writeText, plugins ? [ ], nixosTests }:
 
 let
-  version = "4.4.3";
+  version = "4.4.4";
 
   versionParts = lib.take 2 (lib.splitVersion version);
   # 4.2 -> 402, 3.11 -> 311
@@ -15,7 +15,7 @@ in stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://download.moodle.org/download.php/direct/stable${stableVersion}/${pname}-${version}.tgz";
-    hash = "sha256-SFysVBGGJKQFzm3pV25+wHaF7R1trqAOFQ1BLBTIzWk=";
+    hash = "sha256-9ZMQvv0fL6JwUD5ZJnzfzZkiGOfOV9zMc0hX3PKttBw=";
   };
 
   phpConfig = writeText "config.php" ''