flake.lock: Update

Flake lock file updates:

• Updated input 'flake-compat':
    'github:edolstra/flake-compat/b4a34015c698c7793d592d66adbab377907a2be8?narHash=sha256-Z%2Bs0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh%2BE%3D' (2022-04-19)
  → 'github:edolstra/flake-compat/ff81ac966bb2cae68946d5ed5fc4994f96d0ffec?narHash=sha256-NeCCThCEP3eCl2l/%2B27kNNK7QrwZB1IJCrXfrbv5oqU%3D' (2024-12-04)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/c757e9bd77b16ca2e03c89bf8bc9ecb28e0c06ad?narHash=sha256-xSVcS5HBYnD3LTer7Y2K8ZQCDCXMa3QUD1MzRjHzuhI%3D' (2023-11-17)
  → 'github:nixos/nixpkgs/6313551cd05425cd5b3e63fe47dbc324eabb15e4?narHash=sha256-D%2BR%2BkFxy1KsheiIzkkx/6L63wEHBYX21OIwlFV8JvDs%3D' (2025-02-27)

Author: github-actions[bot]