flake.lock: Update

Flake lock file updates:

• Updated input 'hyprland':
    'git+https://github.com/hyprwm/Hyprland?ref=refs/heads/main&rev=e66eab7b6a90514251439f661454c536afa3e5c8&submodules=1' (2025-01-09)
  → 'git+https://github.com/hyprwm/Hyprland?ref=refs/heads/main&rev=f9c37ca43b14a4564d92b5788c81bf16f7bb719c&submodules=1' (2025-01-09)
• Updated input 'nix-index-database':
    'github:nix-community/nix-index-database/816a6ae88774ba7e74314830546c29e134e0dffb?narHash=sha256-hutd85FA1jUJhhqBRRJ%2Bu7UHO9oFGD/RVm2x5w8WjVQ%3D' (2025-01-05)
  → 'github:nix-community/nix-index-database/a2200b499efa01ca8646173e94cdfcc93188f2b8?narHash=sha256-QJgTI//KEGuEJC6FDxuI9Dq8PewIpnxD2NVx2/OHbfc%3D' (2025-01-09)
• Updated input 'nur':
    'github:nix-community/NUR/c8894fa58d5e1a9d498cfe7d062f7b188a51be16?narHash=sha256-R9SsuL6WERMyj2J2HRldUn/BoZiVf8jPeOt1pw5pllg%3D' (2025-01-09)
  → 'github:nix-community/NUR/06c850568aeb42035dcf9b66299f6aeb1bf8fe7b?narHash=sha256-K0Is6JUwlkGP97%2Bw7dIy1ATNL8J0UJGHvJs5vcSxg34%3D' (2025-01-09)