flake.lock: Update

Flake lock file updates:

• Updated input 'neovim':
    'github:konradmalik/neovim-flake/7b33361a2166d4cf9b7853f0d2f1e095a8b78201?narHash=sha256-PAzlzmLHZwA7pEILr/T%2Bheud863aCGxDdNwuM4W%2BwjQ%3D' (2024-12-31)
  → 'github:konradmalik/neovim-flake/f672cc82ab1d3275072b740c4d0e9843cfe3d5af?narHash=sha256-jo0GqLF%2Bs4mH4KE42VfxmbvbnbQe1NF44g/Xh7JjUik%3D' (2025-01-01)
• Updated input 'neovim/neovim-nightly-overlay':
    'github:nix-community/neovim-nightly-overlay/d05e1d754812bcd89925d845992f377faf6c4944?narHash=sha256-Ru%2B5fwMqXEoc6G1PbuTppAzxtqvj0322cBAWCb0Yhbo%3D' (2024-12-26)
  → 'github:nix-community/neovim-nightly-overlay/47e417b35d1ec8bf79deec3e96c90f1e41a9e1e4?narHash=sha256-Axke90GBbocA48Lrb7ub/RycvHt1NcujkZW1RMF%2BQ7Q%3D' (2025-01-01)
• Updated input 'neovim/neovim-nightly-overlay/neovim-src':
    'github:neovim/neovim/487c48ec8689b865bad04fdb87b61f5ada25da97?narHash=sha256-ndlWdGm61W3uObi8cowWqnPdJwq2FsH4GHGOQYeNSOM%3D' (2024-12-25)
  → 'github:neovim/neovim/59cbe640233eeb6ae96231e059449e73e15f9ea5?narHash=sha256-gLa%2B1QOW7P5J4cAG34BW68tnf/yOx50rH6iZuSyoX1A%3D' (2024-12-31)
• Updated input 'neovim/neovim-nightly-overlay/nixpkgs':
    'github:NixOS/nixpkgs/de1864217bfa9b5845f465e771e0ecb48b30e02d?narHash=sha256-Ucfnxq1rF/GjNP3kTL%2BuTfgdoE9a3fxDftSfeLIS8mA%3D' (2024-12-23)
  → 'github:NixOS/nixpkgs/0e82ab234249d8eee3e8c91437802b32c74bb3fd?narHash=sha256-zExSA1i/b%2B1NMRhGGLtNfFGXgLtgo%2BdcuzHzaWA6w3Q%3D' (2024-12-30)
• Updated input 'neovim/neovim-nightly-overlay/treefmt-nix':
    'github:numtide/treefmt-nix/9e09d30a644c57257715902efbb3adc56c79cf28?narHash=sha256-8T3K5amndEavxnludPyfj3Z1IkcFdRpR23q%2BT0BVeZE%3D' (2024-12-25)
  → 'github:numtide/treefmt-nix/56c0ecd79f7ba01a0ec027da015df751d6ca3ae7?narHash=sha256-Q6xAmciTXDtZfUxf6c15QqtRR8BvX4edYPstF/uoqMk%3D' (2024-12-31)