[Borgbackup] Suggestion to improve the documentation regarding the repo encryption

[l0f4r0 at tuta.io]

Hi,

14 avr. 2020 à 02:09 de mail at tgries.de:

> As far as I understand how borg's encryption works [with a      keyfile], one can change its > passphrase>  but can not remove      or change the encryption as such.
>  I also  suppose that it is not possible to change a repo from      "non-encrypted" to "encrypted".
>  
>  [Please correct me if I am wrong.]
>
Indeed, this is my understanding as well.
See https://borgbackup.readthedocs.io/en/stable/usage/init.html: "Encryption can be enabled at repository init time. It cannot be changed later.".

Best regards,
l0f4r0