debootstrap: 1.0.99 -> 1.0.100

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/debootstrap/versions.

These checks were done:

- built on NixOS
- /nix/store/g8j2xv68jlpcggliz2as8814pnlls6x5-debootstrap-1.0.100/bin/debootstrap passed the binary check.
- 1 of 1 passed binary check by having a zero exit code.
- 0 of 1 passed binary check by having the new version present in output.
- found 1.0.100 with grep in /nix/store/g8j2xv68jlpcggliz2as8814pnlls6x5-debootstrap-1.0.100
- directory tree listing: https://gist.github.com/70fb3fb65a686979e6e2524ca19aabeb
- du listing: https://gist.github.com/e292e6056ab90b1742bed2ca6569a506