Typo in user error message

[duangsuse]

kotlinx-cli/core/commonMain/src/ArgParser.kt

Line 247 in f917f17

GNU standart for options allow to use short form whuch consists of one character.

"whuch" ? "which"?

[duangsuse]

kotlinx-cli/core/commonMain/src/ArgParser.kt

Line 329 in f917f17

error("Subcommand with name ${it.name} was already defined.")

Maybe "is already defined" is better?

[duangsuse]

kotlinx-cli/core/commonMain/src/ArgParser.kt

Line 567 in f917f17

} ?: error("Option was added, but unnamed. Added option under №${index + 1}")

"№${index + 1}" make use of a non-ASCII letter... replace with "no. $nextIndex" or "#$nextIndex"?