byOrg from the site alert config is not used

**Description**
If a report needs to be sent only at site live, then byOrg: false needs to be set at organization level.
byOrg from the site alert config is not used.

Proposal(s):
1. cleanup API spec, example and, ideally, also the data model.

**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
3. Click on '....'
4. Scroll down to '....'
5. See error

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**
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**Version:**
run: `$ hlx --version`

**Additional context**
Add any other context about the problem here.

Start by locating the site alert configuration, API specification, example, and data model referenced in the issue. Trace how byOrg is handled at site and organization level, then verify that the specification, example, and model consistently represent the intended behavior.

Written by the indexing model from the issue text.