flake.lock: Update

Flake lock file updates:

• Updated input 'agenix':
    'github:ryantm/agenix/1f677b3e161d3bdbfd08a939e8f25de2568e0ef4' (2023-09-22)
  → 'github:ryantm/agenix/daf42cb35b2dc614d1551e37f96406e4c4a2d3e4' (2023-10-08)
• Updated input 'helix':
    'github:helix-editor/helix/93e54fa0c88dc0c8761242b14b11a5aca79c6faf' (2023-10-06)
  → 'github:helix-editor/helix/31f50bf5bf0d49af7359533e0865e878184c5225' (2023-10-21)
• Updated input 'neovim-plugins':
    'github:LongerHV/neovim-plugins-overlay/cd13edd00e960667f5cf243f2e93ae21f3899ab5' (2023-10-19)
  → 'github:LongerHV/neovim-plugins-overlay/136fc5438737285aa612ea4d6d267ce6229b7eb5' (2023-10-22)
• Updated input 'neovim-plugins/devicons':
    'github:nvim-tree/nvim-web-devicons/3af745113ea537f58c4b1573b64a429fefad9e07' (2023-10-14)
  → 'github:nvim-tree/nvim-web-devicons/f0267921c845c42685968401bc49aa65e18d3e09' (2023-10-21)
• Updated input 'neovim-plugins/indent-blankline':
    'github:lukas-reineke/indent-blankline.nvim/9301e434dd41154ffe5c3d5b8a5c9acd075ebeff' (2023-10-17)
  → 'github:lukas-reineke/indent-blankline.nvim/8a7b48f5823cc924f815129192288ec2e2b9288f' (2023-10-19)
• Updated input 'neovim-plugins/mini':
    'github:echasnovski/mini.nvim/cff8f2bddbbc1093a9ffbf1122df918be5ff41d9' (2023-10-17)
  → 'github:echasnovski/mini.nvim/a9cc3cce0f0b62f760630579da6094fdca79cb1e' (2023-10-21)
• Updated input 'neovim-plugins/nvim-lspconfig':
    'github:neovim/nvim-lspconfig/e49b1e90c1781ce372013de3fa93a91ea29fc34a' (2023-10-16)
  → 'github:neovim/nvim-lspconfig/38da5bbe1eaab2394056109e48c7e195bdb8fdfe' (2023-10-20)
• Updated input 'nixos-hardware':
    'github:NixOS/nixos-hardware/bb2db418b616fea536b1be7f6ee72fb45c11afe0' (2023-10-06)
  → 'github:NixOS/nixos-hardware/72d53d51704295f1645d20384cd13aecc182f624' (2023-10-19)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/8a4c17493e5c39769f79117937c79e1c88de6729' (2023-10-03)
  → 'github:NixOS/nixpkgs/679cadfdfed2b90311a247b2d6ef6dfd3d6cab73' (2023-10-20)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/ca012a02bf8327be9e488546faecae5e05d7d749' (2023-10-16)
  → 'github:NixOS/nixpkgs/7c9cc5a6e5d38010801741ac830a3f8fd667a7a0' (2023-10-19)