[BC] Add sf 7.0 and drop 4.4 #20

Job	Run time
Tests / Fetch supported versions	6s
Tests / Static analysis	30s
Tests / PHP 8.2 & Sf 7.0 - Late PHP migration	13s
Tests / PHP 8.4 & Sf 6.4 - Up to date versions - Sf 6.4 case	4m 1s
Tests / PHP 8.4 & Sf 5.4 - Late Symfony migration	3m 16s
Tests / PHP 8.1 & Sf 6.4 - Bare minimum - Sf 6.4 case	25s
Tests / PHP 8.4 & Sf 7.0 - Up to date versions	3m 20s
Tests / PHP 8.0 & Sf 5.4 - Bare minimum	15s
Tests / Nightly - PHP 8.5 & Sf 7.0 - PHP with highest supported Symfony versions	12s
Tests / Nightly - PHP 8.5 & Sf 5.4 - PHP with lowest supported Symfony versions	14s
Tests / Nightly - PHP 8.2 & Sf 7.1 - Symfony with lowest supported PHP version	20s
Tests / Nightly - PHP 8.4 & Sf 7.1 - Symfony with highest supported PHP version	15s
Coverage / Fetch triggering workflow metadata	7s
Coverage / Codacy / Upload	14s
Coverage / Codecov / Merge groups by flag	11s
Coverage / Codecov / Upload #1	10s
Coverage / Codecov / Upload #6	9s
Coverage / Codecov / Upload #2	17s
Coverage / Codecov / Upload #3	10s
Coverage / Codecov / Upload #4	12s
Coverage / Codecov / Upload #5	11s
	14m 48s

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