Scrutinizer Auto-Fixes

@satrun77 requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/satrun77/WordPress-MiniShortcodes/inspections/7a4b7e2b-3fa3-4479-a462-21c99e3754c5

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 - External Code Coverage
 - PHP Similarity Analyzer
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