flake.lock: Update

Flake lock file updates:

• Updated input 'CHaP':
    'github:input-output-hk/cardano-haskell-packages/550ea1a4574a8dcde7f8e100841afc163df1c38d?narHash=sha256-hb8r%2BrFgzlaYAl9HAv9/cT0I4OLVnQA/uk0UYpGcsy4%3D' (2025-05-16)
  → 'github:input-output-hk/cardano-haskell-packages/d674eaf4d6a4c8406d17a502bad323c5ee84a20f?narHash=sha256-UPrlvOFpiwqky/IBZCmTWRbS0l3UMitADiphhJnI9Jc%3D' (2025-05-28)
• Updated input 'hackage-nix':
    'github:input-output-hk/hackage.nix/a081155372dd5e80ebebae4cbd9a5f337d0b858b?narHash=sha256-v0Iy/YNpSU3MhkOdgqHRog9LnLYQTzIsUtsXEZ6WDa8%3D' (2025-05-18)
  → 'github:input-output-hk/hackage.nix/ee364a14306c3d81cc9f8d73fedd1a43d1e98a6f?narHash=sha256-5qlOJJ1DUveLckG/0tmx9pm9IL9Wqtid4Z6QTORE2Zw%3D' (2025-06-01)

Author: github-actions[bot]