flake.lock: Update

Flake lock file updates:

• Updated input 'emacs-overlay':
    'github:nix-community/emacs-overlay/4bf862fff2ff0d2618813b698d5b2dbf9cc355cc?narHash=sha256-tzdPce6wQGUSQ4BrnHzC/PW%2Bc%2BfEXHvfjax2iPx2OP4%3D' (2025-07-11)
  → 'github:nix-community/emacs-overlay/19efa4ef6b8505bdd15a42a03ec6b02612163693?narHash=sha256-NhHTWgqqqGAssDSST1Pr4FONejLUyBCWd1sKseim4eY%3D' (2025-07-19)
• Updated input 'emacs-overlay/nixpkgs':
    'github:NixOS/nixpkgs/9807714d6944a957c2e036f84b0ff8caf9930bc0?narHash=sha256-LwWRsENAZJKUdD3SpLluwDmdXY9F45ZEgCb0X%2BxgOL0%3D' (2025-07-08)
  → 'github:NixOS/nixpkgs/6e987485eb2c77e5dcc5af4e3c70843711ef9251?narHash=sha256-RKwfXA4OZROjBTQAl9WOZQFm7L8Bo93FQwSJpAiSRvo%3D' (2025-07-16)
• Updated input 'home-manager':
    'github:nix-community/home-manager/c6a01e54af81b381695db796a43360bf6db5702f?narHash=sha256-aRY1cYOdVdXdNjcL/Twpa27CknO7pVHxooPsBizDraE%3D' (2025-07-11)
  → 'github:nix-community/home-manager/c718918222bdb104397762dea67e6b397a7927fe?narHash=sha256-5dn97vIYxn6VozKePOQSDxVCsrl38nDdMJXx86KIJH0%3D' (2025-07-17)
• Updated input 'home-manager/nixpkgs':
    'github:NixOS/nixpkgs/29e290002bfff26af1db6f64d070698019460302?narHash=sha256-t75Shs76NgxjZSgvvZZ9qOmz5zuBE8buUaYD28BMTxg%3D' (2025-07-05)
  → 'github:NixOS/nixpkgs/dfcd5b901dbab46c9c6e80b265648481aafb01f8?narHash=sha256-Kt1UIPi7kZqkSc5HVj6UY5YLHHEzPBkgpNUByuyxtlw%3D' (2025-07-13)
• Updated input 'nixos-hardware':
    'github:NixOS/nixos-hardware/7ced9122cff2163c6a0212b8d1ec8c33a1660806?narHash=sha256-gATnkOe37eeVwKKYCsL%2BOnS2gU4MmLuZFzzWCtaKLI8%3D' (2025-07-09)
  → 'github:NixOS/nixos-hardware/d1bfa8f6ccfb5c383e1eba609c1eb67ca24ed153?narHash=sha256-P8J72psdc/rWliIvp8jUpoQ6qRDlVzgSDDlgkaXQ0Fw%3D' (2025-07-16)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/88983d4b665fb491861005137ce2b11a9f89f203?narHash=sha256-7orTnNqkGGru8Je6Un6mq1T8YVVU/O5kyW4%2Bf9C1mZQ%3D' (2025-07-08)
  → 'github:nixos/nixpkgs/32a4e87942101f1c9f9865e04dc3ddb175f5f32e?narHash=sha256-f3pO%2B9lg66mV7IMmmIqG4PL3223TYMlnlw%2Bpnpelbss%3D' (2025-07-15)
• Updated input 'nixpkgs-unstable':
    'github:nixos/nixpkgs/9807714d6944a957c2e036f84b0ff8caf9930bc0?narHash=sha256-LwWRsENAZJKUdD3SpLluwDmdXY9F45ZEgCb0X%2BxgOL0%3D' (2025-07-08)
  → 'github:nixos/nixpkgs/6e987485eb2c77e5dcc5af4e3c70843711ef9251?narHash=sha256-RKwfXA4OZROjBTQAl9WOZQFm7L8Bo93FQwSJpAiSRvo%3D' (2025-07-16)
• Updated input 'nur':
    'github:nix-community/NUR/db699ccf4981f144e5200406f717a72e6751a0e2?narHash=sha256-ud6xU5FlZSdi9RSPNIt%2BNWdZ3MmFGfQj4VoC7AQF%2BI0%3D' (2025-07-11)
  → 'github:nix-community/NUR/b8d983ac8ab7ce6bf4343ed09de64fe58b8b3fcd?narHash=sha256-s7XPeM1JP5z212Zt/b%2BWbIy/4bChRPEYGZ12h8mwqf8%3D' (2025-07-19)
• Updated input 'nur/nixpkgs':
    'github:nixos/nixpkgs/9807714d6944a957c2e036f84b0ff8caf9930bc0?narHash=sha256-LwWRsENAZJKUdD3SpLluwDmdXY9F45ZEgCb0X%2BxgOL0%3D' (2025-07-08)
  → 'github:nixos/nixpkgs/6e987485eb2c77e5dcc5af4e3c70843711ef9251?narHash=sha256-RKwfXA4OZROjBTQAl9WOZQFm7L8Bo93FQwSJpAiSRvo%3D' (2025-07-16)
• Updated input 'stylix':
    'github:danth/stylix/3035b3107e4d8b6ad8f228052bd198aebcc09047?narHash=sha256-a5PUeIEXQhs9TIj%2BKeWuJTPaCRFMxYnW7izkOhp5tsw%3D' (2025-07-11)
  → 'github:danth/stylix/249f2686ea8a3452ec102f3754f97e238e55af18?narHash=sha256-45R7e%2Bu63LcrSuq/zseu6aWdzwmxr06pR89JRJ0XJdM%3D' (2025-07-19)

Author: github-actions[bot]