Update internal flake.lock (#1076)

flake.lock: Update

Flake lock file updates:

• Updated input 'advisory-db':
    'github:rustsec/advisory-db/685d32fd681b540aa64019820639613c5a4fd922?narHash=sha256-bvSG6puRKsVdpbvplh6yr0DVPzjKx13BCXFdW9lyJ1E%3D' (2026-07-31)
  → 'github:rustsec/advisory-db/d91a8fc9492378f23cba86b81770c6d16de6ebba?narHash=sha256-drCgheG8xP1Swm4pdmlPjVNtSfxWmM/MCvrMl9YARnE%3D' (2026-08-02)
• Updated input 'crane':
    'github:ipetkov/crane/756d6d07c3818ea95d1e2cdac63fa7d02fe3e61b?narHash=sha256-ghcXEpYEM4a7pbEkoqbn8c0ptJJqgGzuFiG3T6W5g4I%3D' (2026-07-29)
  → 'github:ipetkov/crane/b8d87f76ea4e4b6f30f2e6eaf3fbb60ff7d87167?narHash=sha256-H%2B%2B/2dMt%2B5%2BtErKU%2Bt5z6c4Xedvj9w%2BUPQYrpygwIPw%3D' (2026-08-02)
• Updated input 'fenix':
    'github:nix-community/fenix/080d4837db213b64169eb497a97a665773b9225c?narHash=sha256-v1ylO7biFcQ0K/hipStpTeItaPQ7XdspNdWAWPVX9S0%3D' (2026-07-31)
  → 'github:nix-community/fenix/1635a532f6778304adfac2044c82992ece8a99d8?narHash=sha256-hax%2BDgq9/KtG0NPXEcyNIfKIJhzCfQVVIf6Ynu8bCRM%3D' (2026-08-03)
• Updated input 'fenix/rust-analyzer-src':
    'github:rust-lang/rust-analyzer/d600cff735a7a78f195e0059484820cdc32023c5?narHash=sha256-JYHLA4QAiUL7D1aRYA93CJaqve3jUpr1jGfJB1yYJ%2BU%3D' (2026-07-30)
  → 'github:rust-lang/rust-analyzer/b54a82b321c9617c5cf0b07ac0f12c08f7bc5902?narHash=sha256-%2BHtsUgRhJR1pYz8lhKK4ChfBmZTjwcTmiq0mWBcvrfo%3D' (2026-08-02)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/1559d3daa3ecc813a650b79375ea61b6741b8746?narHash=sha256-LQy14TZp77TwbQf40gg1V3jo8FwJG0jGDkAH%2BzRHqg8%3D' (2026-07-30)
  → 'github:NixOS/nixpkgs/104240a772428cc2e20d8fd86c9ddbb886bbaff2?narHash=sha256-D740uKsMbgsfK2oaDenJLLPIZfq7W0/g4KN/Fls8eKs%3D' (2026-08-03)
• Updated input 'nixpkgs-latest-release':
    'github:NixOS/nixpkgs/21ea275a7c46aef9d4d6ddc962e6d562e9d94183?narHash=sha256-sPS3CaXH8RAT3FZRuy4VcV47iuYIWMMfa0GbyJKC3o4%3D' (2026-07-30)
  → 'github:NixOS/nixpkgs/531670d871c0e29724a02f3cbcac170adc65b58c?narHash=sha256-ODZkEK9Gy50yg6h98u7KkitZ3oc/uuTFK00bh1CRdNA%3D' (2026-08-03)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/6ef009bf4c4873cdc1a621826722bdea7c03e62c?narHash=sha256-/CXwCFPS41rb/JI2VitKCgVK6V5E6/sfw5ke3B9zyVQ%3D' (2026-07-31)
  → 'github:oxalica/rust-overlay/292249772330735cb32b90dedf44feddec40e7d0?narHash=sha256-DauSP0ACycrq3MEEmDz/Scsxhs9TPBTexwKbTuE8Bw8%3D' (2026-08-03)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: ipetkov