Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/matejvelikonja/attendee/inspections/f5478b93-eeaf-474a-b52d-f9fc87cd3a16

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

Scrutinizer Auto-Fixes