The Social Login plugin needs improvements to work with PHP7.2

Hello guys,

I’m using the PHP Compatibility Checker plugin to check if the plugins and theme of my site are compactable with the PHP7.2 version, and showed me that the Social Login plugin is compactable but needs improvements to work with PHP7.2

https://screenshot.net/pt/o827b79?

FILE: /var/www/proddigital.com.br/wp-content/plugins/oa-social-login/includes/toolbox.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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 1 | WARNING | File has mixed line endings; this may cause incorrect results
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Thank you,
Rodrigo