Description

Fix issue with sending emails with non-ASCII characters in domain

About #3730

Checklist:

[x] PR title matches follow: (Feature|Bug|Chore) Task Name
[x] My code follows the style guidelines of this project
[x] I have followed all the instructions described in the initial task (check Definitions of Done)
[x] I have performed a self-review of my own code
[ ] My changes generate no new warnings
[ ] I have added tests that prove my fix is effective or that my feature works
[ ] New and existing unit tests pass locally with my changes
[ ] I have added reference to a related issue in the repository
[x] I have added a detailed description of the changes proposed in the pull request. I am as descriptive as possible, assisting reviewers as much as possible.
[ ] I have added screenshots related to my pull request (for frontend tasks)
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