Add automatic --silent flag to mysqlcheck commands when --quiet is set #354

Job	Run time
code-quality / Lint GitHub Actions workflows	6s
code-quality / Lint PHP files	15s
code-quality / PHPStan	25s
code-quality / Lint Gherkin Feature files	16s
code-quality / PHPCS	25s
code-quality / Spell check	4s
	1m 31s

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