Increase CI supported versions #26

Job	Run time
Tests / Fetch supported versions	3s
Tests / Static analysis	31s
Tests / Up to date versions	25s
Tests / Bare minimum	15s
Tests / Late migration - Symfony	29s
Tests / Late migration - PHP	19s
Tests / Bare minimum - Special case - Symfony 5.4	15s
Tests / Up to date versions - Special case - Symfony 5.4	29s
Tests / Nightly - PHP - With lowest supported Symfony versions	19s
Tests / Nightly - Symfony - With lowest supported PHP version	17s
Tests / Nightly - PHP - With highest supported Symfony versions	20s
Tests / Nightly - Symfony - With highest supported PHP version	13s
	3m 55s

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