feat(iterator): add helper for zend_object_iterator and iterable type #955

Job	Run time
Test with embed	1m 44s
Build with ZTS	1m 50s
Build and Test (ubuntu-latest, 8.0, stable, 17, nts)	1m 50s
Build and Test (ubuntu-latest, 8.0, nightly, 17, nts)	1m 32s
Build and Test (ubuntu-latest, 8.1, stable, 17, nts)	1m 44s
Build and Test (ubuntu-latest, 8.1, nightly, 17, nts)	1m 29s
Build and Test (ubuntu-latest, 8.2, stable, 17, nts)	2m 41s
Build and Test (ubuntu-latest, 8.2, nightly, 17, nts)	1m 22s
Build and Test (ubuntu-latest, 8.3, stable, 17, nts)	2m 4s
Build and Test (ubuntu-latest, 8.3, nightly, 17, nts)	1m 34s
Build and Test (macos-latest, 8.0, stable, 15, nts)	3m 51s
Build and Test (macos-latest, 8.0, nightly, 15, nts)	3m 0s
Build and Test (macos-latest, 8.1, stable, 15, nts)	3m 37s
Build and Test (macos-latest, 8.1, nightly, 15, nts)	2m 50s
Build and Test (macos-latest, 8.2, stable, 15, nts)	3m 9s
Build and Test (macos-latest, 8.2, nightly, 15, nts)	3m 39s
Build and Test (macos-latest, 8.3, stable, 15, nts)	4m 32s
Build and Test (macos-latest, 8.3, nightly, 15, nts)	3m 13s
Build and Test (windows-latest, 8.0, nightly, 17, ts)	2m 19s
Build and Test (windows-latest, 8.0, nightly, 17, nts)	2m 22s
Build and Test (windows-latest, 8.1, nightly, 17, ts)	2m 58s
Build and Test (windows-latest, 8.1, nightly, 17, nts)	2m 33s
Build and Test (windows-latest, 8.2, nightly, 17, ts)	2m 28s
Build and Test (windows-latest, 8.2, nightly, 17, nts)	1m 54s
Build and Test (windows-latest, 8.3, nightly, 17, ts)	2m 57s
Build and Test (windows-latest, 8.3, nightly, 17, nts)	2m 37s
	1h 5m 49s

Provide feedback