bug(windows): using -ikl should report errors if keyboardID invalid

[rc-swag]

Opened from #10936

kmshell.exe should return a non-zero exit code (even if -s used) without -s explore the possibility of a gui message.

Originally posted by @mcdurdin in https://github.com/keymanapp/keyman/issues/10936#issuecomment-1980889790