flake.lock: Update

Flake lock file updates:

• Updated input 'flake-compat':
    'github:edolstra/flake-compat/b7547d3eed6f32d06102ead8991ec52ab0a4f1a7' (2022-01-03)
  → 'github:edolstra/flake-compat/b4a34015c698c7793d592d66adbab377907a2be8' (2022-04-19)
• Updated input 'flake-utils':
    'github:numtide/flake-utils/997f7efcb746a9c140ce1f13c72263189225f482' (2021-08-20)
  → 'github:numtide/flake-utils/a4b154ebbdc88c8498a5c7b01589addc9e9cb678' (2022-04-11)
• Updated input 'gitignore':
    'github:hercules-ci/gitignore.nix/211907489e9f198594c0eb0ca9256a1949c9d412' (2021-01-26)
  → 'github:hercules-ci/gitignore.nix/bff2832ec341cf30acb3a4d3e2e7f1f7b590116a' (2022-03-05)
• Updated input 'hie-bios':
    'https://hackage.haskell.org/package/hie-bios-0.9.0/hie-bios-0.9.0.tar.gz?narHash=sha256-nd+FfUQVZNxJfKZkAWA3dF0JwRgXntL+1gGvyNHDbKc='
  → 'https://hackage.haskell.org/package/hie-bios-0.9.1/hie-bios-0.9.1.tar.gz?narHash=sha256-5RqspT27rb%2ftMBwrKr4VfSSbq0+c0LMNuaKlTun0Kkk='
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/c473cc8714710179df205b153f4e9fa007107ff9' (2021-12-13)
  → 'github:NixOS/nixpkgs/ab83c5d70528f1edc7080dead3a5dee61797b3ff' (2022-04-24)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/397f0713d007250a2c7a745e555fa16c5dc8cadb' (2021-06-29)
  → 'github:cachix/pre-commit-hooks.nix/e5e7b3b542e7f4f96967966a943d7e1c07558042' (2022-04-04)
• Updated input 'pre-commit-hooks/flake-utils':
    'github:numtide/flake-utils/74f7e4319258e287b0f9cb95426c9853b282730b' (2021-11-28)
  → 'github:numtide/flake-utils/3cecb5b042f7f209c56ffd8371b2711a290ec797' (2022-02-07)
• Updated input 'pre-commit-hooks/nixpkgs':
    'github:NixOS/nixpkgs/6f05cfdb1e78d36c0337516df674560e4b51c79b' (2022-01-01)
  → 'github:nixos/nixpkgs/77a7a4197740213879b9a1d2e1788c6c8ade4274' (2022-02-23)

Author: smunix