Summary

If user_key column in app_user table contains leading whitespace, that user cannot be added into project role

Steps to Reproduce

1. Update the app_user table to update user_key column to have the leading whitespace.
   For example: ( john.smith) - Notice that there is a whitespace in front of john.smith
2. Go to Project Settings
3. Go to Users and Roles
4. Click Add Users to a Role
5. Find the user john.smith, select any roles, and click on Add button

Expected Results

The user john.smith will be added to project role successfully

Actual Results

There will be error message thrown 'We can't find 'john.smith' in any accessible user directory. Check they're still active and available and try again.