Make compatible with TYPO3 v13, drop v11 compatibility #73

Job	Run time
Functional tests (^12.4, 8.1, lowest)	42s
Code quality checks (PHP version matrix) (8.1, cs:check)	15s
Code quality checks (single PHP version) (8.1, normalize)	17s
Functional tests (^12.4, 8.1, highest)	33s
Code quality checks (PHP version matrix) (8.1, php:static)	20s
Code quality checks (single PHP version) (8.2, normalize)	28s
Functional tests (^12.4, 8.2, lowest)	1m 49s
Code quality checks (PHP version matrix) (8.2, cs:check)	2m 26s
Code quality checks (single PHP version) (8.3, normalize)	25s
Functional tests (^12.4, 8.2, highest)	32s
Code quality checks (PHP version matrix) (8.2, php:static)	26s
Functional tests (^12.4, 8.3, lowest)	2m 12s
Code quality checks (PHP version matrix) (8.3, cs:check)	35s
Functional tests (^12.4, 8.3, highest)	1m 45s
Code quality checks (PHP version matrix) (8.3, php:static)	1m 26s
Functional tests (^13.4, 8.1, lowest)	10s
Functional tests (^13.4, 8.1, highest)	15s
Functional tests (^13.4, 8.2, lowest)	1m 52s
Functional tests (^13.4, 8.2, highest)	2m 0s
Functional tests (^13.4, 8.3, lowest)	31s
Functional tests (^13.4, 8.3, highest)	29s
	19m 28s

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