WIP: Upgrade test suite tea #6

Job	Run time
Documentation	18s
Code quality frontend checks (css)	11s
Code quality checks (composer:normalize, 8.3)	14s
Code quality frontend checks (js)	22s
Code quality checks (composer:psr-verify, 8.3)	30s
PHP linter (8.1)	35s
Code quality checks (composer:unused, 8.3)	37s
PHP linter (8.2)	32s
Check shell scripts	4s
Code quality checks (json:lint, 8.3)	32s
PHP linter (8.3)	37s
Code quality checks (php:cs-fixer, 8.3)	33s
Code quality checks (php:mess, 8.3)	29s
Code quality checks (php:sniff, 8.3)	26s
Code quality checks (php:stan, 8.3)	35s
Code quality checks (typoscript:lint, 8.3)	12s
Code quality checks (yaml:lint, 8.3)	14s
Code quality checks (xliff:lint, 8.3)	13s
Unit tests (^12.4, 8.1, lowest)	18s
Functional tests (^12.4, 8.1, lowest)	42s
Unit tests (^12.4, 8.1, highest)	34s
Functional tests (^12.4, 8.1, highest)	45s
Unit tests (^12.4, 8.2, lowest)	38s
Unit tests (^12.4, 8.2, highest)	37s
Functional tests (^12.4, 8.2, lowest)	35s
Unit tests (^12.4, 8.3, lowest)	15s
Functional tests (^12.4, 8.2, highest)	49s
Unit tests (^12.4, 8.3, highest)	38s
Functional tests (^12.4, 8.3, lowest)	22s
Functional tests (^12.4, 8.3, highest)	42s
	14m 9s

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