flake: update inputs (#200)

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/b2852eb9365c6de48ffb0dc2c9562591f652242a?narHash=sha256-C8e9S7RzshSdHB7L%2Bv9I51af1gDM5unhJ2xO1ywxNH8%3D' (2024-06-27)
  → 'github:NixOS/nixpkgs/2741b4b489b55df32afac57bc4bfd220e8bf617e?narHash=sha256-0xSej1g7eP2kaUF%2BJQp8jdyNmpmCJKRpO12mKl/36Kc%3D' (2024-06-29)
• Updated input 'nixpkgs-stable':
    'github:NixOS/nixpkgs/89c49874fb15f4124bf71ca5f42a04f2ee5825fd?narHash=sha256-yJL9VYQhaRM7xs0M867ZFxwaONB9T2Q4LnGo1WovuR4%3D' (2024-06-26)
  → 'github:NixOS/nixpkgs/d032c1a6dfad4eedec7e35e91986becc699d7d69?narHash=sha256-Zw9rQjHz1ilNIimEXFeVa1ERNRBF8DoXDhLAZq5B4pE%3D' (2024-07-01)

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