GAP-2523: Super admin only grant ownership

[paul-lawlor-tco]

Description

GAP-2523: https://technologyprogramme.atlassian.net/browse/GAP-2523

Clean up logic to make call to user service regardless of role to fix issue where user with only SUPER ADMIN role couldn't have a grant transferred to them.

Summary of the changes and the related issue. List any dependencies that are required for this change:

Type of change

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• Bug fix (non-breaking change which fixes an issue).
• New feature (non-breaking change which adds functionality).
• Breaking change (fix or feature that would cause existing functionality to not work as expected).
• This change requires a documentation update.

How Has This Been Tested?

Please describe the tests that you ran to verify your changes:

• Unit Test

• Integration Test (if applicable)

• End-to-End Test (if applicable)

Screenshots (if appropriate):

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Checklist:

• If I have listed dependencies above, I have ensured that they are present in the target branch.
• I have performed a self-review of my code.
• I have commented my code in hard-to-understand areas.
• I have made corresponding changes to the documentation where applicable.
• I have run cypress tests, and they all pass locally.

[tco-olivergodby]

Looks good to me - Merge when ready...