flake.lock: Update

Flake lock file updates:

• Updated input 'helix/rust-overlay':
    'github:oxalica/rust-overlay/5c8c151bdd639074a0051325c16df1a64ee23497' (2023-04-01)
  → follows 'rust-overlay-helix'
• Removed input 'helix/rust-overlay/flake-utils'
• Removed input 'helix/rust-overlay/nixpkgs'
• Added input 'rust-overlay-helix':
    'github:oxalica/rust-overlay/74f1a64dd28faeeb85ef081f32cad2989850322c' (2023-04-25)
• Added input 'rust-overlay-helix/flake-utils':
    'github:numtide/flake-utils/cfacdce06f30d2b68473a46042957675eebb3401' (2023-04-11)
• Added input 'rust-overlay-helix/flake-utils/systems':
    'github:nix-systems/default/da67096a3b9bf56a91d16901293e51ba5b49a27e' (2023-04-09)
• Added input 'rust-overlay-helix/nixpkgs':
    follows 'nixpkgs'

flake.lock

@@ -829,21 +829,6 @@
       }
     },
     "flake-utils_2": {
-      "locked": {
-        "lastModified": 1659877975,
-        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
-    "flake-utils_3": {
       "locked": {
         "lastModified": 1678901627,
         "narHash": "sha256-U02riOqrKKzwjsxc/400XnElV+UtPUQWpANPlyazjH0=",
@@ -858,7 +843,7 @@
         "type": "github"
       }
     },
-    "flake-utils_4": {
+    "flake-utils_3": {
       "inputs": {
         "systems": "systems_2"
       },
@@ -876,7 +861,7 @@
         "type": "github"
       }
     },
-    "flake-utils_5": {
+    "flake-utils_4": {
       "locked": {
         "lastModified": 1667077288,
         "narHash": "sha256-bdC8sFNDpT0HK74u9fUkpbf1MEzVYJ+ka7NXCdgBoaA=",
@@ -891,6 +876,24 @@
         "type": "github"
       }
     },
+    "flake-utils_5": {
+      "inputs": {
+        "systems": "systems_3"
+      },
+      "locked": {
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "ghc-utils": {
       "flake": false,
       "locked": {
@@ -991,7 +994,9 @@
           "nixpkgs"
         ],
         "parts": "parts_2",
-        "rust-overlay": "rust-overlay"
+        "rust-overlay": [
+          "rust-overlay-helix"
+        ]
       },
       "locked": {
         "lastModified": 1682391137,
@@ -1183,12 +1188,12 @@
         "crane": "crane_3",
         "flake-compat": "flake-compat_6",
         "flake-parts": "flake-parts_3",
-        "flake-utils": "flake-utils_3",
+        "flake-utils": "flake-utils_2",
         "nixpkgs": [
           "nixpkgs"
         ],
         "pre-commit-hooks-nix": "pre-commit-hooks-nix_2",
-        "rust-overlay": "rust-overlay_2"
+        "rust-overlay": "rust-overlay"
       },
       "locked": {
         "lastModified": 1682378017,
@@ -1356,11 +1361,11 @@
     },
     "nil": {
       "inputs": {
-        "flake-utils": "flake-utils_4",
+        "flake-utils": "flake-utils_3",
         "nixpkgs": [
           "nixpkgs"
         ],
-        "rust-overlay": "rust-overlay_3"
+        "rust-overlay": "rust-overlay_2"
       },
       "locked": {
         "lastModified": 1682153220,
@@ -1910,7 +1915,7 @@
     },
     "pre-commit-hooks-nix_3": {
       "inputs": {
-        "flake-utils": "flake-utils_5",
+        "flake-utils": "flake-utils_4",
         "nixpkgs": [
           "nixified-ai",
           "hercules-ci-effects",
@@ -1983,32 +1988,11 @@
         "nixified-ai": "nixified-ai",
         "nixos-hardware": "nixos-hardware",
         "nixpak": "nixpak",
-        "nixpkgs": "nixpkgs_5"
+        "nixpkgs": "nixpkgs_5",
+        "rust-overlay-helix": "rust-overlay-helix"
       }
     },
     "rust-overlay": {
-      "inputs": {
-        "flake-utils": "flake-utils_2",
-        "nixpkgs": [
-          "helix",
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1680315536,
-        "narHash": "sha256-0AsBuKssJMbcRcw4HJQwJsUHhZxR5+gaf6xPQayhR44=",
-        "owner": "oxalica",
-        "repo": "rust-overlay",
-        "rev": "5c8c151bdd639074a0051325c16df1a64ee23497",
-        "type": "github"
-      },
-      "original": {
-        "owner": "oxalica",
-        "repo": "rust-overlay",
-        "type": "github"
-      }
-    },
-    "rust-overlay_2": {
       "inputs": {
         "flake-utils": [
           "lanzaboote",
@@ -2033,7 +2017,29 @@
         "type": "github"
       }
     },
-    "rust-overlay_3": {
+    "rust-overlay-helix": {
+      "inputs": {
+        "flake-utils": "flake-utils_5",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1682389182,
+        "narHash": "sha256-8t2nmFnH+8V48+IJsf8AK51ebXNlVbOSVYOpiqJKvJE=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "74f1a64dd28faeeb85ef081f32cad2989850322c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "74f1a64dd28faeeb85ef081f32cad2989850322c",
+        "type": "github"
+      }
+    },
+    "rust-overlay_2": {
       "inputs": {
         "flake-utils": [
           "nil",
@@ -2088,6 +2094,21 @@
         "type": "github"
       }
     },
+    "systems_3": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "utils": {
       "locked": {
         "lastModified": 1667395993,