blink1-tool: 1.98 -> 1.98a

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

This update was made based on information from https://repology.org/metapackage/blink1/versions.

These checks were done:

- built on NixOS
- /nix/store/8fdnsv83lcjc6fkg2n3yfvkyz1np0k20-blink1-1.98a/bin/blink1-tool 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.
- directory tree listing: https://gist.github.com/0cc79e1e579091f9661ad91db1c61635
- du listing: https://gist.github.com/d2a0ee9aeb4e55c5008d64241727682d