[Docs] The badge request processing script truncates the part of the name after the hyphen

[atavism-kipper]

📚 Documentation

There is a bug in the badge request processing script: it truncates the part of the name after the hyphen, so some users were not actually added to the list of contributors. As an example, my GH username is "atavism-kipper", but I was added as "atavism".

Initial issue: #20869
List of contributors: https://raw.githubusercontent.com/AleoHQ/leo/testnet3/CONTRIBUTORS.md