Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/Spomky-Labs/oauth2-interface/inspections/7555154f-cc98-4eaf-b7a7-a334b0edb26a

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Merge pull request #1 from Spomky/scrutinizer-patch-1

Scrutinizer Auto-Fixes