flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/4bd9165' (2026-04-14)
  → 'github:nixos/nixpkgs/b12141e' (2026-04-18)
• Updated input 'plugins-r':
    'github:R-nvim/R.nvim/b9cfffe' (2026-04-16)
  → 'github:R-nvim/R.nvim/8b7418f' (2026-04-21)
• Updated input 'wrappers':
    'github:BirdeeHub/nix-wrapper-modules/f11469c' (2026-04-16)
  → 'github:BirdeeHub/nix-wrapper-modules/8c89399' (2026-04-22)

flake.lock

@@ -22,11 +22,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1776169885,
-        "narHash": "sha256-l/iNYDZ4bGOAFQY2q8y5OAfBBtrDAaPuRQqWaFHVRXM=",
+        "lastModified": 1776548001,
+        "narHash": "sha256-ZSK0NL4a1BwVbbTBoSnWgbJy9HeZFXLYQizjb2DPF24=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "4bd9165a9165d7b5e33ae57f3eecbcb28fb231c9",
+        "rev": "b12141ef619e0a9c1c84dc8c684040326f27cdcc",
         "type": "github"
       },
       "original": {
@@ -55,11 +55,11 @@
     "plugins-r": {
       "flake": false,
       "locked": {
-        "lastModified": 1776340770,
-        "narHash": "sha256-o/8UZIc/Bq9dWTjA+MpSR5uMUpE7KHTErk+TwWID8Ww=",
+        "lastModified": 1776770270,
+        "narHash": "sha256-xmQXqlXP7HmdYTs1WlHp/YTuQg3nNo+dhkq37FUGXfU=",
         "owner": "R-nvim",
         "repo": "R.nvim",
-        "rev": "b9cfffeb9b4e484aa9e13f01c0eb80230aada455",
+        "rev": "8b7418f6cee74150803dbe9ae1d5f74a09c8f0ca",
         "type": "github"
       },
       "original": {
@@ -101,11 +101,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1776375800,
-        "narHash": "sha256-/SSAR77Brr9fbapsh1cb2K47JXCbvwS1GjM4yyDxle8=",
+        "lastModified": 1776819967,
+        "narHash": "sha256-e7HCRyWJvR/5h+kN7faYX7liad8N9BqzCu1nS3Ymkr0=",
         "owner": "BirdeeHub",
         "repo": "nix-wrapper-modules",
-        "rev": "f11469ca69068bac13d9e163b2bd268cc06dff57",
+        "rev": "8c89399e50d6b6f7e8bd4cea70f4dc71e85c892e",
         "type": "github"
       },
       "original": {