flake.lock: Update

Flake lock file updates:

• Updated input 'hyprland':
    'git+https://github.com/hyprwm/Hyprland?ref=refs/heads/main&rev=305b396e37ec5dd9b37e03140997ed09b47e5d1f&submodules=1' (2024-10-08)
  → 'git+https://github.com/hyprwm/Hyprland?ref=refs/heads/main&rev=bc299928ad5571300180eb8edb6742ed3bbf0282&submodules=1' (2024-10-08)
• Updated input 'nur':
    'github:nix-community/NUR/f63b04af89ca8098544b856d83ec659368fbce8d?narHash=sha256-FO4qOt7Nd1E6Rdre9O%2BECUqn8xXEs9GW%2Bk/2CWhvHzo%3D' (2024-10-08)
  → 'github:nix-community/NUR/84fa538b856ea6e076ae21c3eddff91a537374e2?narHash=sha256-rJJVtOI4NQyU2qn%2Bnj2Ki%2Bk5regG3NMGYI%2BV8SsVHUY%3D' (2024-10-08)