Remove none of the above feature flag

[SamJamCul]

What problem does this pull request solve?

https://trello.com/c/QFWzMqeI/2773-remove-none-of-the-above-feature-flag?filter=label%3AFeature+team+two%2Clabel%3AX+feature+teams

Things to consider when reviewing

• Ensure that you consider the wider context.
• Does it work when run on your machine?
• Is it clear what the code is doing?
• Do the commit messages explain why the changes were made?
• Are there all the unit tests needed?
• Do the end to end tests need updating before these changes will pass?
• Has all relevant documentation been updated?

[stephencdaly]

tiny comments about some test names - 2 of which were already wrong but it would be worthwhile fixing

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
66.7% Duplication on New Code

See analysis details on SonarQube Cloud

[github-actions]

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