Unclaim gateway on delete

[PavelJankoski]

Summary

Unclaim gateway on delete.

Changes

• Include unclaiming logic in the delete-entity-header-modal component.

Testing

Steps

Try deleting a managed gateway.

Results

The gateway should be unclaimed and then deleted.

Checklist

• Scope: The referenced issue is addressed, there are no unrelated changes.
• Compatibility: The changes are backwards compatible with existing API, storage, configuration and CLI, according to the compatibility commitments in README.md for the chosen target branch.
• Documentation: Relevant documentation is added or updated.
• Testing: The steps/process to test this feature are clearly explained including testing for regressions.
• Infrastructure: If infrastructural changes (e.g., new RPC, configuration) are needed, a separate issue is created in the infrastructural repositories.
• Changelog: Significant features, behavior changes, deprecations and fixes are added to CHANGELOG.md.
• Commits: Commit messages follow guidelines in CONTRIBUTING.md, there are no fixup commits left.

[johanstokking]

LGTM, can't comment on the code, but do we need end-to-end tests too?

[PavelJankoski]

LGTM, can't comment on the code, but do we need end-to-end tests too?

I included e2e tests as well

[johanstokking]

Perfect, I trust the end-to-end tests.

[KrishnaIyer]

Shall we backport this to the current v3.32.2 release @johanstokking @PavelJankoski ?

cc: @happyRip @nicholaspcr

[johanstokking]

Yes