New comment by classabbyamp on void-packages repository

https://github.com/void-linux/void-packages/pull/38583#issuecomment-1211547789

Comment:
> CHANGE we are not shipping a zsh completion file anymore but provide documentation on how to generate completion files for bash, zsh, and fish (see the install section of the documentation)
>
> Packagers: please generate and ship those completion files if possible

`__khal` was removed because it got replaced by this mechanism

also, please add the changelog: https://raw.githubusercontent.com/pimutils/khal/master/CHANGELOG.rst

cc maintainer @Anachron