build(deps): Bump flake.lock dependencies

Flake lock file updates:

• Updated input 'hooks':
    'github:cachix/git-hooks.nix/09e45f2598e1a8499c3594fe11ec2943f34fe509?narHash=sha256-dixPWKiHzh80PtD0aLuxYNQ0xP%2B843dfXG/yM3OzaYQ%3D' (2025-12-11)
  → 'github:cachix/git-hooks.nix/b68b780b69702a090c8bb1b973bab13756cc7a27?narHash=sha256-t3T/xm8zstHRLx%2BpIHxVpQTiySbKqcQbK%2Br%2B01XVKc0%3D' (2025-12-16)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/f997fa0f94fb1ce55bccb97f60d41412ae8fde4c?narHash=sha256-ddhDtNYvleZeYF7g7TRFSmuQuZh7HCgqstg5YBGwo5s%3D' (2025-12-11)
  → 'github:NixOS/nixpkgs/7d853e518814cca2a657b72eeba67ae20ebf7059?narHash=sha256-l/YGrEpLromL4viUo5GmFH3K5M1j0Mb9O%2BLiaeCPWEM%3D' (2025-12-19)
• Updated input 'purs-nix':
    'github:purs-nix/purs-nix/e198b8eb87d45037444ba33f62740ea46cd6401e?narHash=sha256-rZ9f73R/6ciuE/X0dD/hfnMrzQhmgGyye0H53GSEfhU%3D' (2025-12-10)
  → 'github:purs-nix/purs-nix/03d5d9f179b03aa392e7eb3e5b9dfea801747dbe?narHash=sha256-e5CCqBdBRQjKFy2DRw1NPnERTZeO/H8bSTcMTLXsdmU%3D' (2025-12-14)
• Updated input 'purs-nix/ps-tools':
    'github:purs-nix/purescript-tools/01f02daaff47f6943c5fb23f0e237add180601b2?narHash=sha256-1d%2B3wdfjApCqU3eGqV0Q4HopCQ9yG8KOaGnq82tx6g0%3D' (2025-12-04)
  → 'github:purs-nix/purescript-tools/9d5b05dc6abd02e65c47d702e6a5fb97fec3a290?narHash=sha256-8UeEtzOtqK1yKJcYsy%2Bikr13ssXWKE5mmt%2BKvmL0TeQ%3D' (2025-12-14)

Author: github-actions[bot]