Updated automated email messages

[vohmar]

We have updated the auto-email texts. and now need to implement the text into the email templates in estonian and english. The email messages in question are:

• Oksjoni võiduteade
• Oksjoni arve tasumise meeldetuletus
• Oksjonil osalemise keeld (tasumata arve 1,2)
• Oksjonitel osalemise keeld (tasumata arve 3)

https://docs.google.com/document/d/1bIlo-2q5PX2QLOg2jCSLDu47GK0Y9gjBGqLhZvzjQto/edit?tab=t.lan6flslw2iw