flake: remove flake-parts

flake.lock

@@ -260,26 +260,6 @@
       }
     },
     "flake-parts_2": {
-      "inputs": {
-        "nixpkgs-lib": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1741352980,
-        "narHash": "sha256-+u2UunDA4Cl5Fci3m7S643HzKmIDAe+fiXrLqYsR2fs=",
-        "owner": "hercules-ci",
-        "repo": "flake-parts",
-        "rev": "f4330d22f1c5d2ba72d3d22df5597d123fdb60a9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "hercules-ci",
-        "repo": "flake-parts",
-        "type": "github"
-      }
-    },
-    "flake-parts_3": {
       "inputs": {
         "nixpkgs-lib": "nixpkgs-lib"
       },
@@ -474,7 +454,7 @@
     },
     "niko-nur": {
       "inputs": {
-        "flake-parts": "flake-parts_3",
+        "flake-parts": "flake-parts_2",
         "nixpkgs": "nixpkgs"
       },
       "locked": {
@@ -634,7 +614,6 @@
         "disko": "disko",
         "fenix": "fenix",
         "firefox-darwin": "firefox-darwin",
-        "flake-parts": "flake-parts_2",
         "helix": "helix",
         "home-manager": "home-manager",
         "lix": "lix",