flake.lock: Update

Flake lock file updates:

• Updated input 'neovim-nightly-overlay':
    'github:nix-community/neovim-nightly-overlay/3ad9c1eae733e9ba5cc73c6833e3d62dbc12df9e' (2024-04-21)
  → 'github:nix-community/neovim-nightly-overlay/3f0a19ceb63a11f88f77a996f630f985bad8861e' (2024-04-28)
• Updated input 'neovim-nightly-overlay/hercules-ci-effects':
    'github:hercules-ci/hercules-ci-effects/64e7763d72c1e4c1e5e6472640615b6ae2d40fbf' (2024-03-15)
  → 'github:hercules-ci/hercules-ci-effects/c0302ec12d569532a6b6bd218f698bc402e93adc' (2024-04-23)
• Updated input 'neovim-nightly-overlay/hercules-ci-effects/flake-parts':
    'github:hercules-ci/flake-parts/f7b3c975cf067e56e7cda6cb098ebe3fb4d74ca2' (2024-03-01)
  → 'github:hercules-ci/flake-parts/9126214d0a59633752a136528f5f3b9aa8565b7d' (2024-04-01)
• Updated input 'neovim-nightly-overlay/neovim-flake':
    'github:neovim/neovim/9e1bbb9813e0ea4e37f6325fe00e8f43617ef912?dir=contrib' (2024-04-20)
  → 'github:neovim/neovim/a41546d4ac60cecc48b83f85ea9d53ee2fb7dfbb?dir=contrib' (2024-04-27)
• Updated input 'neovim-nightly-overlay/nixpkgs':
    'github:NixOS/nixpkgs/fd16bb6d3bcca96039b11aa52038fafeb6e4f4be' (2024-04-20)
  → 'github:NixOS/nixpkgs/d6f6eb2a984f2ba9a366c31e4d36d65465683450' (2024-04-27)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/fd16bb6d3bcca96039b11aa52038fafeb6e4f4be' (2024-04-20)
  → 'github:nixos/nixpkgs/d6f6eb2a984f2ba9a366c31e4d36d65465683450' (2024-04-27)
• Updated input 'plenary-nvim':
    'github:nvim-lua/plenary.nvim/8aad4396840be7fc42896e3011751b7609ca4119' (2024-03-25)
  → 'github:nvim-lua/plenary.nvim/08e301982b9a057110ede7a735dd1b5285eb341f' (2024-04-25)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/40e6053ecb65fcbf12863338a6dcefb3f55f1bf8' (2024-04-12)
  → 'github:cachix/pre-commit-hooks.nix/6fb82e44254d6a0ece014ec423cb62d92435336f' (2024-04-24)