libid3tag: Add the latest WinAMP extensions for the (obsolete) ID3v1 genres

This also fixes the typo of Bebop and harmonizes spelling with FFmpeg, see
https://github.com/FFmpeg/FFmpeg/commit/60d599e2173508e1c4cc614ede6d239b2e15142d

A pull request to also harmonize the spelling with taglib is at
https://github.com/taglib/taglib/pull/942/

Approved by: maintainer