zli v4.3.0

• let's say I write better code than before 😊 (many internal refactors)
• Everything is padded correctly when printing help
• breaking: rename of functions from listCommands, listFlags etc... to printCommands, etc.. more consistent with printHelp and with printing in zig in general

full changelog: https://github.com/xcaeser/zli/compare/v4.2.0...v4.3.0