nix: update flake.lock, skip building tests for liburing

Signed-off-by: morguldir <morguldir@protonmail.com>

flake.lock

@@ -205,11 +205,11 @@
         "rust-analyzer-src": "rust-analyzer-src"
       },
       "locked": {
-        "lastModified": 1725604324,
-        "narHash": "sha256-+VgeYuaCQn5vmoH1GTYQzvVTtWxirZmdDQJKr8uLgQI=",
+        "lastModified": 1725690497,
+        "narHash": "sha256-5fT+96rV7Hx29HG+4/oBbr3V+yExKuLN2vcBcPbVBlU=",
         "owner": "nix-community",
         "repo": "fenix",
-        "rev": "d9afdb4465ba2f20bb73b0ff5d2c2837cafc2e14",
+        "rev": "4b8d964df93d1f918ee6c4f003b3548c432cc866",
         "type": "github"
       },
       "original": {
@@ -413,7 +413,7 @@
       "flake": false,
       "locked": {
         "lastModified": 1725659644,
-        "narHash": "sha256-b7CciZaCayY6HcPQ/jjQk/sye/PINk0wP8R8Y3OMW0c=",
+        "narHash": "sha256-WjnpmopfvFoUbubIu9bki+Y6P4YXDfvnW4+72hniq3g=",
         "owner": "axboe",
         "repo": "liburing",
         "rev": "0fe5c09195c0918f89582dd6ff098a58a0bdf62a",
@@ -637,16 +637,16 @@
     },
     "nixpkgs_4": {
       "locked": {
-        "lastModified": 1725432240,
-        "narHash": "sha256-+yj+xgsfZaErbfYM3T+QvEE2hU7UuE+Jf0fJCJ8uPS0=",
+        "lastModified": 1725534445,
+        "narHash": "sha256-Yd0FK9SkWy+ZPuNqUgmVPXokxDgMJoGuNpMEtkfcf84=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "ad416d066ca1222956472ab7d0555a6946746a80",
+        "rev": "9bb1e7571aadf31ddb4af77fc64b2d59580f9a39",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-unstable",
+        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -712,11 +712,11 @@
     "rust-analyzer-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1725548942,
-        "narHash": "sha256-ZnF5MaOAeiiKIATYN4rrqNsnhSQOQ+Hvfg0mHLvN04Y=",
+        "lastModified": 1725630423,
+        "narHash": "sha256-gNCLk3Zg7JlAwmWbVHTH6f3+iqdeQ4fheOotCZy8x5M=",
         "owner": "rust-lang",
         "repo": "rust-analyzer",
-        "rev": "124c7482167ff6eea4f7663c0be87ea568ccd8c6",
+        "rev": "08c7bbc2dbe4dcc8968484f1a0e1e6fe7a1d4f6d",
         "type": "github"
       },
       "original": {