chore: nix flake update

Signed-off-by: Lander Van den Bulcke <landervandenbulcke@gmail.com>

flake.lock

@@ -488,11 +488,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1758791193,
-        "narHash": "sha256-F8WmEwFoHsnix7rt290R0rFXNJiMbClMZyIC/e+HYf0=",
+        "lastModified": 1759143472,
+        "narHash": "sha256-TvODmeR2W7yX/JmOCmP+lAFNkTT7hAxYcF3Kz8SZV3w=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "25e53aa156d47bad5082ff7618f5feb1f5e02d01",
+        "rev": "5ed4e25ab58fd4c028b59d5611e14ea64de51d23",
         "type": "github"
       },
       "original": {
@@ -535,11 +535,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1758690382,
-        "narHash": "sha256-NY3kSorgqE5LMm1LqNwGne3ZLMF2/ILgLpFr1fS4X3o=",
+        "lastModified": 1759036355,
+        "narHash": "sha256-0m27AKv6ka+q270dw48KflE0LwQYrO7Fm4/2//KCVWg=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "e643668fd71b949c53f8626614b21ff71a07379d",
+        "rev": "e9f00bd893984bc8ce46c895c3bf7cac95331127",
         "type": "github"
       },
       "original": {
@@ -591,11 +591,11 @@
         "pre-commit-hooks": "pre-commit-hooks"
       },
       "locked": {
-        "lastModified": 1759050748,
-        "narHash": "sha256-WsCrvz6yQOCmpGD5ch/MPXsMedo/OeL2YN0YlMplI34=",
+        "lastModified": 1759218177,
+        "narHash": "sha256-QKH73cG7zw/1xnLHQi0ZXQsEYjsokks9KLUzolNf1QA=",
         "ref": "refs/heads/main",
-        "rev": "8bd9c170c0d543c90d12249fdffaa79b6cb2d4f0",
-        "revCount": 167,
+        "rev": "0f350e5188025e6bb3b44fc2604a845ad91f5fbc",
+        "revCount": 168,
         "type": "git",
         "url": "https://git.escapeangle.com/lander/nixvim.git"
       },
@@ -692,11 +692,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1759030640,
-        "narHash": "sha256-53VP3BqMXJqD1He1WADTFyUnpta3mie56H7nC59tSic=",
+        "lastModified": 1759188042,
+        "narHash": "sha256-f9QC2KKiNReZDG2yyKAtDZh0rSK2Xp1wkPzKbHeQVRU=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "9ac51832c70f2ff34fcc97b05fa74b4a78317f9e",
+        "rev": "9fcfabe085281dd793589bdc770a2e577a3caa5d",
         "type": "github"
       },
       "original": {