fix: remove braces from edit relationship page (#2635)

[lydgate]

This is my first PR so hopefully I've done it right! Please let me know if I haven't.

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[CLAassistant]

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[lydgate]

@djaiss This does change the UI! Well it removes a mistake from it ;)

[asbiin]

Nice catch, thanks!

[asbiin]

Thank you @lydgate !

[github-actions]

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