Update file-storage.mdx #3305

Job	Run time
JS type validation and linting	25s
PHPStan	20s
PHP CodeSniffer	15s
Tests - PHP 8.4	1m 0s
Tests - PHP 8.3	1m 12s
Tests - PHP 8.2	1m 0s
Tests - PHP 8.0	1m 4s
Tests - PHP 8.0 --prefer-lowest	1m 23s
Tests - PHP 8.1	1m 14s
	7m 53s

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