Author name and username are not same

[Ranjan1501]

author username: 'kalkiwpadmin' & name: 'கல்கி' are not the same.

Affected count: 1. Refer to section with external-id 'wordpress-59900'.

It is not mandatory to have the same name throughout.
Refer - Author file.

Reported By @pramimimi
Comment:- This type of error is a bug in the validator. It will get published when we migrate.