Fix unlink user API unauthorized issue

[javidlulu]

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[codeclimate]

Code Climate has analyzed commit c952a02 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (5% is the threshold).

This pull request will bring the total coverage in the repository to 90.3% (0.0% change).

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[blackduck-copilot]

Black Duck Security Report

Merging #147 into master will not change security risk.

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