flake.lock: Update

Flake lock file updates:

• Updated input 'crane':
    'github:ipetkov/crane/72e2d02dbac80c8c86bf6bf3e785536acf8ee926?narHash=sha256-3aH/0Y6ajIlfy7j52FGZ%2Bs4icVX0oHhqBzRdlOeztqg%3D' (2024-12-21)
  → 'github:ipetkov/crane/25bd41b24426c7734278c2ff02e53258851db914?narHash=sha256-FCRRAzSaL/%2BumLIm3RU3O/%2BfJ2ssaPHseI2SSFL8yZU%3D' (2025-08-23)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/4005c3ff7505313cbc21081776ad0ce5dfd7a3ce?narHash=sha256-VIAjBr1qGcEbmhLwQJD6TABppPMggzOvqFsqkDoMsAY%3D' (2024-12-25)
  → 'github:nixos/nixpkgs/50ab793786d9de88ee30ec4e4c24fb4236fc2674?narHash=sha256-/bVBlRpECLVzjV19t5KMdMFWSwKLtb5RyXdjz3LJT%2Bg%3D' (2025-06-30)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/e0b3654b716098b47f3643c65fbb75ef49c033e1?narHash=sha256-2XkWYGgT%2B911gOLjgBj%2B8W8ZJk6P0qHJNz8RfKgT/5o%3D' (2024-12-27)
  → 'github:oxalica/rust-overlay/f46d294b87ebb9f7124f1ce13aa2a5f5acc0f3eb?narHash=sha256-ciwAdgtlAN1PCaidWK6RuWsTBL8DVuyDCGM%2BX3ein5Q%3D' (2025-08-31)

Author: github-actions[bot]