flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/00b574b1ba8a352f0601c4dde4faff4b534ebb1e?narHash=sha256-WrZ280bT6NzNbBo%2BCKeJA/NW1rhvN/RUPZczqCpu2mI%3D' (2025-08-09)
  → 'github:NixOS/nixpkgs/f937f8ecd1c70efd7e9f90ba13dfb400cf559de4?narHash=sha256-4/Jd%2BLkQ2ssw8luQVkqVs9spDBVE6h/u/hC/tzngsPo%3D' (2025-08-22)
• Updated input 'nixvim':
    'github:nix-community/nixvim/832de87d40f9a40430372552ab0b583680187cf3?narHash=sha256-4Dgf0cA/ZJtj9eTzG0yNMRBcd5fll3hhWx2WdwltAP8%3D' (2025-08-08)
  → 'github:nix-community/nixvim/91f51aede7c9c769c19f74ba9042b8fdb4ed2989?narHash=sha256-wNqpEXZuAwPjW8hYKIYzmN%2BfgEZT/Qx%2BsUIWXg3EIWU%3D' (2025-08-23)
• Updated input 'nixvim/nixpkgs':
    'github:NixOS/nixpkgs/a683adc19ff5228af548c6539dbc3440509bfed3?narHash=sha256-fbnmAwTQkuXHKBlcL5Nq1sMAzd3GFqCOQgEQw6Hy0Ak%3D' (2025-08-05)
  → 'github:NixOS/nixpkgs/596312aae91421d6923f18cecce934a7d3bfd6b8?narHash=sha256-jlIQRypNhB1PcB1BE%2BexpE4xZeJxzoAGr1iUbHQta8s%3D' (2025-08-21)
• Updated input 'nixvim/nuschtosSearch':
    'github:NuschtOS/search/a60091045273484c040a91f5c229ba298f8ecc27?narHash=sha256-aRgzcPDd2axHFOuMlPLuzmDptUM2JU8mUL3jfgbBeyc%3D' (2025-08-04)
  → 'github:NuschtOS/search/6f3efef888b92e6520f10eae15b86ff537e1d2ea?narHash=sha256-WiOO7GUOsJ4/DoMy2IC5InnqRDSo2U11la48vCCIjjY%3D' (2025-08-18)
• Updated input 'nixvim/nuschtosSearch/ixx':
    'github:NuschtOS/ixx/cc5f390f7caf265461d4aab37e98d2292ebbdb85?narHash=sha256-FVO01jdmUNArzBS7NmaktLdGA5qA3lUMJ4B7a05Iynw%3D' (2025-05-26)
  → 'github:NuschtOS/ixx/babfe85a876162c4acc9ab6fb4483df88fa1f281?narHash=sha256-EM0IE63OHxXCOpDHXaTyHIOk2cNvMCGPqLt/IdtVxgk%3D' (2025-08-10)

Author: github-actions[bot]