Fix argument transformer for typed properties without default value #1582

Job	Run time
Static analysis	37s
Coding Standard	49s
tests (8.0, 5.4.*, lowest, none)	23s
tests (8.0, 5.4.*, highest, none)	35s
tests (8.0, 6.0.*, lowest, none)	36s
tests (8.0, 6.0.*, highest, none)	44s
tests (8.1, 5.4.*, lowest, none)	36s
tests (8.1, 5.4.*, highest, none)	27s
tests (8.1, 6.0.*, lowest, none)	26s
tests (8.1, 6.0.*, highest, none)	29s
tests (8.1, 6.2.*, lowest, none)	28s
tests (8.1, 6.2.*, highest, none)	30s
tests (8.2, 5.4.*, lowest, none)	27s
tests (8.2, 5.4.*, highest, none)	39s
tests (8.2, 6.0.*, lowest, none)	29s
tests (8.2, 6.0.*, highest, none)	36s
tests (8.2, 6.2.*, lowest, none)	38s
tests (8.2, 6.2.*, highest, none)	40s
tests (8.0, 5.4.*, lowest, --dev symfony/validator doctrine/orm doctrine/annotations)	1m 14s
tests (8.1, 5.4.*, lowest, pcov)	58s
	12m 21s

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