Forgot to add "&" to the row query in GetUser in mysql.go.

[CarlosACJ55]

Purpose

User authentication completely not working due to typo in last PR

Usage

N/A

Changes

Added "&" to pass in address when reading values

Rationale

Unit tests did not catch this!!!

Dependencies

N/A

Issues and Bugs

Add users is not currently tested, increase coverage of mysql.go urgently!

Possible Solutions

Increase coverage of mysql.go urgently!

Additional Notes

N/A

Contributors(@):

@CarlosACJ55

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• [x] I have made corresponding changes to the documentation (if applicable).
• [x] My changes generate no new warnings or errors.
• [x] I have added tests that prove my fix is effective or that my feature works.
• [x] New and existing unit tests pass locally with my changes.
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• [x] If merge conflicts occur I will confer with other members of the team on how to proceed.