flake.lock: Update

Flake lock file updates:

• Updated input 'fenix':
    'github:nix-community/fenix/81afc33397436c678482a1560bbc810cc3504dbc?narHash=sha256-NcfLaETnNMPHTlu7/oTrihCjTL6G2DIe6lHZ68o2n8w%3D' (2024-12-19)
  → 'github:nix-community/fenix/303a062fdd8e89f233db05868468975d17855d80?narHash=sha256-ldqXIglq74C7yKMFUzrS9xMT/EVs26vZpOD68Sh7OcU%3D' (2025-01-23)
• Updated input 'fenix/rust-analyzer-src':
    'github:rust-lang/rust-analyzer/27fac08c82210837a2ac84fa5e39eee6993f1605?narHash=sha256-IGe/elaXn5XXA62RIL9OuLMq1vgrUCm%2BbYPqYCZJ7Ug%3D' (2024-12-18)
  → 'github:rust-lang/rust-analyzer/582af7ee9c8d84f5d534272fc7de9f292bd849be?narHash=sha256-t1P2Pe3FAX9TlJsCZbmJ3wn%2BC4qr6aSMypAOu8WNsN0%3D' (2025-01-22)
• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/205b12d8b7cd4802fbcb8e8ef6a0f1408781a4f9?narHash=sha256-4pDvzqnegAfRkPwO3wmwBhVi/Sye1mzps0zHWYnP88c%3D' (2024-12-04)
  → 'github:hercules-ci/flake-parts/b905f6fc23a9051a6e1b741e1438dbfc0634c6de?narHash=sha256-%2Bhu54pAoLDEZT9pjHlqL9DNzWz0NbUn8NEAHP7PQPzU%3D' (2025-01-06)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/d3c42f187194c26d9f0309a8ecc469d6c878ce33?narHash=sha256-cHar1vqHOOyC7f1%2BtVycPoWTfKIaqkoe1Q6TnKzuti4%3D' (2024-12-17)
  → 'github:NixOS/nixpkgs/9e4d5190a9482a1fb9d18adf0bdb83c6e506eaab?narHash=sha256-nmKOgAU48S41dTPIXAq0AHZSehWUn6ZPrUKijHAMmIk%3D' (2025-01-21)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/573c674a3ad06e8a525263185ebef336a411d1d5?narHash=sha256-BxQ/4JuHEi0zRjF0P8B5xnbXOLulgsK2gfwVRXGZ4a4%3D' (2024-12-19)
  → 'github:oxalica/rust-overlay/38374302ae9edf819eac666d1f276d62c712dd06?narHash=sha256-S2rHCrQWCDVp63XxL/AQbGr1g5M8Zx14C7Jooa4oM8o%3D' (2025-01-23)