flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/1128e89fd5e11bb25aedbfc287733c6502202ea9?narHash=sha256-3ebRdThRic9bHMuNi2IAA/ek9b32bsy8F5R4SvGTIog%3D' (2025-02-13)
  → 'github:NixOS/nixpkgs/199169a2135e6b864a888e89a2ace345703c025d?narHash=sha256-igS2Z4tVw5W/x3lCZeeadt0vcU9fxtetZ/RyrqsCRQ0%3D' (2025-03-01)
• Updated input 'nixvim':
    'github:nix-community/nixvim/b8c55873998948bf14a2b6cf30f9ad5ecdf79818?narHash=sha256-maNBjf9whO303r4%2B8ekfAZOrf3sHnw6DLiSph5xnXJw%3D' (2025-02-15)
  → 'github:nix-community/nixvim/6f8d8f7aee84f377f52c8bb58385015f9168a666?narHash=sha256-TpZMYjOre%2B6GhKDVHFwoW2iBWqpNQppQTuqIAo%2BOBV8%3D' (2025-02-25)
• Removed input 'nixvim/devshell'
• Removed input 'nixvim/devshell/nixpkgs'
• Removed input 'nixvim/flake-compat'
• Removed input 'nixvim/git-hooks'
• Removed input 'nixvim/git-hooks/flake-compat'
• Removed input 'nixvim/git-hooks/gitignore'
• Removed input 'nixvim/git-hooks/gitignore/nixpkgs'
• Removed input 'nixvim/git-hooks/nixpkgs'
• Removed input 'nixvim/home-manager'
• Removed input 'nixvim/home-manager/nixpkgs'
• Removed input 'nixvim/nix-darwin'
• Removed input 'nixvim/nix-darwin/nixpkgs'
• Removed input 'nixvim/treefmt-nix'
• Removed input 'nixvim/treefmt-nix/nixpkgs'

Author: github-actions[bot]