Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/Spomky-Labs/oauth2-server-authorization-endpoint/inspections/c377160f-3af9-4fd2-9514-617aa646f1c7

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Merge pull request #5 from Spomky-Labs/scrutinizer-patch-1

Scrutinizer Auto-Fixes