Add auth checks to feed source summary

[br648]

Checklist

• [x] Any modified or new methods or classes have helpful JavaDoc and code is thoroughly commented
• [x] The description lists all applicable issues this PR seeks to resolve
• [x] The description lists any configuration setting(s) that differ from the default settings
• [x] All tests and CI builds passing

Description

Update to the feed source controller to apply two auth items:

• If a user can manage or view a feed
• If non-admin remove admin labels and notes.

Update to add the organization id and notes to the feed source summary.

The unit tests have been updated to as an admin.