chore(nix): update niri-flake to ef7a2a3d (#51)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

flake.lock

@@ -545,11 +545,11 @@
         "xwayland-satellite-unstable": "xwayland-satellite-unstable"
       },
       "locked": {
-        "lastModified": 1784686714,
-        "narHash": "sha256-6HCWRBQq/U2NPY2msnnysnWczZYzEzhS1UZURmrr2f0=",
+        "lastModified": 1784874881,
+        "narHash": "sha256-u4jhSIf/Un0qZB+Cn3hTTaHSI20XeAxYbA5o4faqdJs=",
         "owner": "sodiboo",
         "repo": "niri-flake",
-        "rev": "4dfd38bad6150c07be6cc3fd7682787765092eea",
+        "rev": "ef7a2a3d719af46b906c22a3ebfb7d65627b2cd2",
         "type": "github"
       },
       "original": {
@@ -828,11 +828,11 @@
     },
     "nixpkgs_5": {
       "locked": {
-        "lastModified": 1784497964,
-        "narHash": "sha256-vlHUuqAcbcH2RKmHbPiuQzbv1pnzzavXnI62RD0bqCU=",
+        "lastModified": 1784796856,
+        "narHash": "sha256-wWFrV5/Qbm+lyt5x20E/bSbfJiGKMo4RCxZV8cl/WZI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "241313f4e8e508cb9b13278c2b0fa25b9ca27163",
+        "rev": "e2587caef70cea85dd97d7daab492899902dbf5d",
         "type": "github"
       },
       "original": {