chore(flake): update inputs

Flake lock file updates:

• Updated input 'home-manager':
    'github:nix-community/home-manager/4fda265' (2026-02-04)
  → 'github:nix-community/home-manager/471e6a0' (2026-02-05)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/e6eae2e' (2026-02-03)
  → 'github:nixos/nixpkgs/00c21e4' (2026-02-04)
• Updated input 'tangled':
    'git+https://tangled.org/tangled.org/core?ref=refs/heads/master&rev=a82cd010de449b22cd6b4a49720176ae66261f2b' (2026-02-04)
  → 'git+https://tangled.org/tangled.org/core?ref=refs/heads/master&rev=a5aa3f1e5d539132b344fedc844e38103dbe2a54' (2026-02-05)
• Updated input 'tangled/ibm-plex-mono-src':
    'https://github.com/IBM/plex/releases/download/@ibm/plex-mono@1.1.0/ibm-plex-mono.zip' (2024-11-12)
  → 'https://github.com/IBM/plex/releases/download/@ibm%2Fplex-mono@1.1.0/ibm-plex-mono.zip' (2024-11-12)

Author: github-actions[bot]