Fix/delete cost center [KI-945609]

[giurigaud]

What problem is this solving?

When a cost center was deleted, the relationship between users and their cost centers wasn't

How to test it?

• Create a cost center
• Link users to this cost center
• Delete the cost center
• Search related users

Workspace

Screenshots or example usage:

KI33.-.b2b-org-graphql.mov

Describe alternatives you've considered, if any.

Related to / Depends on

How does this PR make you feel? 🔗

![https://giphy.com/gifs/Friends-season-5-episode-111-the-one-where-everybody-finds-out-YnBntKOgnUSBkV7bQH](put .gif link here - can be found under "advanced" on giphy)

[vtex-io-ci-cd]

Hi! I'm VTEX IO CI/CD Bot and I'll be helping you to publish your app! 🤖

Please select which version do you want to release:

• Patch (backwards-compatible bug fixes)

• Minor (backwards-compatible functionality)

• Major (incompatible API changes)

And then you just need to merge your PR when you are ready! There is no need to create a release commit/tag.

• No thanks, I would rather do it manually 😞