flake: drop flake-compat input

Not used by anything.

flake.lock

@@ -40,20 +40,6 @@
       }
     },
     "flake-compat": {
-      "locked": {
-        "lastModified": 1733328505,
-        "narHash": "sha256-NeCCThCEP3eCl2l/+27kNNK7QrwZB1IJCrXfrbv5oqU=",
-        "rev": "ff81ac966bb2cae68946d5ed5fc4994f96d0ffec",
-        "revCount": 69,
-        "type": "tarball",
-        "url": "https://api.flakehub.com/f/pinned/edolstra/flake-compat/1.1.0/01948eb7-9cba-704f-bbf3-3fa956735b52/source.tar.gz"
-      },
-      "original": {
-        "type": "tarball",
-        "url": "https://flakehub.com/f/edolstra/flake-compat/1.0.1.tar.gz"
-      }
-    },
-    "flake-compat_2": {
       "flake": false,
       "locked": {
         "lastModified": 1733328505,
@@ -123,7 +109,7 @@
     },
     "nix": {
       "inputs": {
-        "flake-compat": "flake-compat_2",
+        "flake-compat": "flake-compat",
         "flake-parts": "flake-parts",
         "git-hooks-nix": "git-hooks-nix",
         "nixpkgs": "nixpkgs",
@@ -209,7 +195,6 @@
       "inputs": {
         "crane": "crane",
         "fenix": "fenix",
-        "flake-compat": "flake-compat",
         "nix": "nix",
         "nixpkgs": "nixpkgs_2"
       }

flake.nix

@@ -14,8 +14,6 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
-    flake-compat.url = "https://flakehub.com/f/edolstra/flake-compat/1.0.1.tar.gz";
-
     nix.url = "https://flakehub.com/f/NixOS/nix/2.tar.gz";
   };