Feedback export doesn't work
### Expected Behavior
Starting an export for feedback posts from Settings > Export. After the export is finished, we should receive an email with a link to the export file
### Current Behavior
The export doesn't send an email after export finishes for feedback exports only
### Steps to Reproduce
1. Go to https://app.sleekplan.com/settings/import
2. Select `feedback posts` as source
3. Start the export