flake.lock: Update

Flake lock file updates:

• Updated input 'fenix':
    'github:nix-community/fenix/bfa40349cb508ebec2a8d0f89d65022967d28dc4?narHash=sha256-xpbGgQ6ymKvz/LQ3RrUTHdbRKWznZAbdaNAH7TdbKZs%3D' (2025-09-20)
  → 'github:nix-community/fenix/32f3ad3b6c690061173e1ac16708874975ec6056?narHash=sha256-wZUW7dlXMXaRdvNbaADqhF8gg9bAfFiMV%2BiyFQiDv%2BY%3D' (2025-11-08)
• Updated input 'fenix/rust-analyzer-src':
    'github:rust-lang/rust-analyzer/b12a1293473d4c1c74a63752184b8d21d32a6bde?narHash=sha256-PXDZtnSSNXIlTlytspxkTm/RENaQKdTJ44RGqm/LPLA%3D' (2025-09-19)
  → 'github:rust-lang/rust-analyzer/4bf516ee5a960c1e2eee9fedd9b1c9e976a19c86?narHash=sha256-ApIKJf6CcMsV2nYBXhGF95BmZMO/QXPhgfSnkA/rVUo%3D' (2025-11-06)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/12bd230118a1901a4a5d393f9f56b6ad7e571d01?narHash=sha256-aBGl3XEOsjWw6W3AHiKibN7FeoG73dutQQEqnd/etR8%3D' (2025-09-19)
  → 'github:NixOS/nixpkgs/ffcdcf99d65c61956d882df249a9be53e5902ea5?narHash=sha256-lz718rr1BDpZBYk7%2BG8cE6wee3PiBUpn8aomG/vLLiY%3D' (2025-11-05)

Author: github-actions[bot]