fix: missing email cause rss error

[unliar]

What type of PR is this? (check all applicable)

• [ ] Refactor
• [ ] Feature
• [x] Bug Fix
• [ ] Optimization
• [ ] Documentation Update
• [ ] Go Version Update
• [ ] Dependency Update

Description

the rss email should be valid

Related Tickets & Documents

https://validator.w3.org/feed/docs/error/InvalidContact.html

Added/updated tests?

• [ ] Yes
• [x] No, and this is why: rss tests are not found in project
• [ ] I need help with writing tests

Run verifications and test

• [x] make verify is passing
• [x] make test is passing

[ngie-eign]

It looks like this needs an issue filed for the PR and referenced here in order to proceed. You can probably write tests using mock RSS objects.