flake.lock: Update

Flake lock file updates:

• Updated input 'copyparty':
    'github:9001/copyparty/a5d859d2b18f53ccf236bc6229856f79139d531c?narHash=sha256-NfzRZ5DZo8Mwb31ocimy3IMhr3kmYGQ3/ImfnEQkQLw%3D' (2026-04-11)
  → 'github:9001/copyparty/a997455b5a3d937f53ad40f431534a0e3865e9f7?narHash=sha256-6V6fHUYCwM8SajDQVp9/X3AwLZGltve32mVqbin3awA%3D' (2026-04-16)
• Updated input 'firefox-addons':
    'gitlab:rycee/nur-expressions/ccfaa2303117e22752bda4e1a1bb07d17f38ea2d?dir=pkgs/firefox-addons&narHash=sha256-rBykvCL5GRT6VmiY39XnxAR10cohBsLeAENP0%2B3JM/0%3D' (2026-04-14)
  → 'gitlab:rycee/nur-expressions/d02b22b3511f25943c6e938b673626764b74b5b2?dir=pkgs/firefox-addons&narHash=sha256-nx7CgawAdPzBHjve8pFv1K4nmlVpEF2wAe8ApkDcJwU%3D' (2026-04-18)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/7e495b747b51f95ae15e74377c5ce1fe69c1765f?narHash=sha256-B35lpsqnSZwn1Lmz06BpwF7atPgFmUgw1l8KAV3zpVQ%3D' (2026-04-13)
  → 'github:NixOS/nixpkgs/c7f47036d3df2add644c46d712d14262b7d86c0c?narHash=sha256-gyqXNMgk3sh%2BogY5svd2eNLJ6oEwzbAeaoBrrxD0lKk%3D' (2026-04-17)
• Updated input 'nvf':
    'github:callumio/nvf/a011f9fc050954789d9d501126204cdbd2d55b14?narHash=sha256-oE9GmZmFLdtbIA7vs%2BwgJfcKA/UAOL/H3pWY0hcSSbI%3D' (2026-04-14)
  → 'github:callumio/nvf/f39b69918059fecf09932fefacef8e3cd33e232d?narHash=sha256-LcvDdDvhNspLeO5hzywpo%2Bg8O%2BhoMPpy/Tqtk9azELM%3D' (2026-04-14)
• Updated input 'unstable':
    'github:NixOS/nixpkgs/4c1018dae018162ec878d42fec712642d214fdfa?narHash=sha256-ar3rofg%2BawPB8QXDaFJhJ2jJhu%2BKqN/PRCXeyuXR76E%3D' (2026-04-09)
  → 'github:NixOS/nixpkgs/4bd9165a9165d7b5e33ae57f3eecbcb28fb231c9?narHash=sha256-l/iNYDZ4bGOAFQY2q8y5OAfBBtrDAaPuRQqWaFHVRXM%3D' (2026-04-14)

flake.lock

@@ -115,11 +115,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1775866625,
-        "narHash": "sha256-NfzRZ5DZo8Mwb31ocimy3IMhr3kmYGQ3/ImfnEQkQLw=",
+        "lastModified": 1776339486,
+        "narHash": "sha256-6V6fHUYCwM8SajDQVp9/X3AwLZGltve32mVqbin3awA=",
         "owner": "9001",
         "repo": "copyparty",
-        "rev": "a5d859d2b18f53ccf236bc6229856f79139d531c",
+        "rev": "a997455b5a3d937f53ad40f431534a0e3865e9f7",
         "type": "github"
       },
       "original": {
@@ -255,11 +255,11 @@
       },
       "locked": {
         "dir": "pkgs/firefox-addons",
-        "lastModified": 1776139376,
-        "narHash": "sha256-rBykvCL5GRT6VmiY39XnxAR10cohBsLeAENP0+3JM/0=",
+        "lastModified": 1776484970,
+        "narHash": "sha256-nx7CgawAdPzBHjve8pFv1K4nmlVpEF2wAe8ApkDcJwU=",
         "owner": "rycee",
         "repo": "nur-expressions",
-        "rev": "ccfaa2303117e22752bda4e1a1bb07d17f38ea2d",
+        "rev": "d02b22b3511f25943c6e938b673626764b74b5b2",
         "type": "gitlab"
       },
       "original": {
@@ -845,11 +845,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1776067740,
-        "narHash": "sha256-B35lpsqnSZwn1Lmz06BpwF7atPgFmUgw1l8KAV3zpVQ=",
+        "lastModified": 1776434932,
+        "narHash": "sha256-gyqXNMgk3sh+ogY5svd2eNLJ6oEwzbAeaoBrrxD0lKk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7e495b747b51f95ae15e74377c5ce1fe69c1765f",
+        "rev": "c7f47036d3df2add644c46d712d14262b7d86c0c",
         "type": "github"
       },
       "original": {
@@ -1023,11 +1023,11 @@
         "nvf": "nvf_2"
       },
       "locked": {
-        "lastModified": 1776156947,
-        "narHash": "sha256-oE9GmZmFLdtbIA7vs+wgJfcKA/UAOL/H3pWY0hcSSbI=",
+        "lastModified": 1776183398,
+        "narHash": "sha256-LcvDdDvhNspLeO5hzywpo+g8O+hoMPpy/Tqtk9azELM=",
         "owner": "callumio",
         "repo": "nvf",
-        "rev": "a011f9fc050954789d9d501126204cdbd2d55b14",
+        "rev": "f39b69918059fecf09932fefacef8e3cd33e232d",
         "type": "github"
       },
       "original": {
@@ -1498,11 +1498,11 @@
     },
     "unstable": {
       "locked": {
-        "lastModified": 1775710090,
-        "narHash": "sha256-ar3rofg+awPB8QXDaFJhJ2jJhu+KqN/PRCXeyuXR76E=",
+        "lastModified": 1776169885,
+        "narHash": "sha256-l/iNYDZ4bGOAFQY2q8y5OAfBBtrDAaPuRQqWaFHVRXM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4c1018dae018162ec878d42fec712642d214fdfa",
+        "rev": "4bd9165a9165d7b5e33ae57f3eecbcb28fb231c9",
         "type": "github"
       },
       "original": {