Change type.dict to a proper attribute #13817

Job	Run time
stubtest: stdlib (ubuntu-latest, 3.9)	38s
stubtest: stdlib (ubuntu-latest, 3.14)	40s
stubtest: stdlib (ubuntu-latest, 3.12)	37s
stubtest: stdlib (ubuntu-latest, 3.11)	1m 12s
stubtest: stdlib (ubuntu-latest, 3.10)	44s
stubtest: stdlib (ubuntu-latest, 3.13)	39s
stubtest: stdlib (windows-latest, 3.9)	3m 36s
stubtest: stdlib (windows-latest, 3.11)	1m 25s
stubtest: stdlib (macos-latest, 3.10)	1m 8s
stubtest: stdlib (macos-latest, 3.13)	25s
stubtest: stdlib (windows-latest, 3.10)	1m 36s
stubtest: stdlib (windows-latest, 3.14)	1m 34s
stubtest: stdlib (macos-latest, 3.14)	29s
stubtest: stdlib (windows-latest, 3.12)	1m 40s
stubtest: stdlib (windows-latest, 3.13)	1m 35s
stubtest: stdlib (macos-latest, 3.9)	57s
stubtest: stdlib (macos-latest, 3.12)	33s
stubtest: stdlib (macos-latest, 3.11)	44s
	20m 12s

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