Drop MediaWikiExtensionsComposer

flake.lock

@@ -1,21 +1,5 @@
 {
   "nodes": {
-    "MediaWikiExtensionsComposer": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1710371752,
-        "narHash": "sha256-aCSS0nFF78dyNC+DoGknKStisL3dBZFdrRSAqQlualY=",
-        "ref": "refs/heads/master",
-        "rev": "3e366e4419b62014feb4979b69c7709e3dc63af9",
-        "revCount": 5,
-        "type": "git",
-        "url": "https://gitea.c3d2.de/c3d2/MediaWikiExtensionsComposer.git"
-      },
-      "original": {
-        "type": "git",
-        "url": "https://gitea.c3d2.de/c3d2/MediaWikiExtensionsComposer.git"
-      }
-    },
     "affection-src": {
       "inputs": {
         "flake-utils": [
@@ -503,7 +487,6 @@
     },
     "root": {
       "inputs": {
-        "MediaWikiExtensionsComposer": "MediaWikiExtensionsComposer",
         "affection-src": "affection-src",
         "alert2muc": "alert2muc",
         "bevy-julia": "bevy-julia",