Convert static types to heap types: use PyType_FromSpec()

BPO	40077
Nosy	@pitrou, @vstinner, @phsilva, @encukou, @skrah, @ericsnowcurrently, @serhiy-storchaka, @corona10, @pablogsal, @miss-islington, @shihai1991, @erlend-aasland, @h-vetinari, @nw0, @kumaraditya303, @CharlieZhao95
PRs	python/cpython#19177 python/cpython#19202 python/cpython#19341 python/cpython#19344 python/cpython#19438 python/cpython#20960 python/cpython#20974 python/cpython#21953 python/cpython#21954 python/cpython#23108 python/cpython#23124 python/cpython#23136 python/cpython#23428 python/cpython#23443 python/cpython#23975 python/cpython#24065 python/cpython#24066 python/cpython#24481 python/cpython#30884
Files	bench_isinstance_check.py bench_subclass_check.py bench_isinstance_check.py

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields: ```python assignee = None closed_at = None created_at = labels = ['extension-modules', 'type-feature', '3.10'] title = 'Convert static types to heap types: use PyType_FromSpec()' updated_at = user = 'https://github.com/corona10' ``` bugs.python.org fields: ```python activity = actor = 'kumaraditya' assignee = 'none' closed = False closed_date = None closer = None components = ['Extension Modules'] creation = creator = 'corona10' dependencies = [] files = ['49007', '49008', '49009'] hgrepos = [] issue_num = 40077 keywords = ['patch'] message_count = 47.0 messages = ['365087', '365088', '365117', '365125', '365142', '365145', '365149', '365154', '365205', '365220', '365241', '365242', '365255', '365257', '365317', '365558', '365773', '366024', '366061', '368669', '371120', '371813', '371890', '372073', '372074', '372076', '372326', '375943', '380109', '380267', '380516', '380517', '380518', '383848', '383908', '384228', '384236', '384271', '384272', '384293', '410810', '411630', '411903', '411904', '411907', '411964', '412338'] nosy_count = 16.0 nosy_names = ['pitrou', 'vstinner', 'phsilva', 'petr.viktorin', 'skrah', 'eric.snow', 'serhiy.storchaka', 'corona10', 'pablogsal', 'miss-islington', 'shihai1991', 'erlendaasland', 'h-vetinari', 'nw0', 'kumaraditya', 'CharlieZhao'] pr_nums = ['19177', '19202', '19341', '19344', '19438', '20960', '20974', '21953', '21954', '23108', '23124', '23136', '23428', '23443', '23975', '24065', '24066', '24481', '30884'] priority = 'normal' resolution = None stage = 'patch review' status = 'open' superseder = None type = 'enhancement' url = 'https://bugs.python.org/issue40077' versions = ['Python 3.10'] ```

python / cpython

Convert static types to heap types: use PyType_FromSpec() #84258