feat: include children info in xblock api #21417

Job	Run time
python-3.8,django-pinned,lms-1	5m 45s
python-3.8,django-pinned,lms-2	5m 44s
python-3.8,django-pinned,lms-3	5m 44s
python-3.8,django-pinned,lms-4	5m 44s
python-3.8,django-pinned,lms-5	5m 43s
python-3.8,django-pinned,lms-6	5m 43s
python-3.8,django-pinned,openedx-1-with-lms	5m 44s
python-3.8,django-pinned,openedx-2-with-lms	5m 32s
python-3.8,django-pinned,openedx-1-with-cms	5m 44s
python-3.8,django-pinned,openedx-2-with-cms	4m 28s
python-3.8,django-pinned,cms-1	2m 57s
python-3.8,django-pinned,cms-2	5m 45s
python-3.8,django-pinned,common-with-lms	5m 44s
python-3.8,django-pinned,common-with-cms	4m 1s
python-3.8,django-pinned,xmodule-with-lms	4m 50s
python-3.8,django-pinned,xmodule-with-cms	4m 55s
python-3.8,django-4.2,lms-1	5m 46s
python-3.8,django-4.2,lms-2	5m 45s
python-3.8,django-4.2,lms-3	5m 44s
python-3.8,django-4.2,lms-4	5m 45s
python-3.8,django-4.2,lms-5	5m 45s
python-3.8,django-4.2,lms-6	5m 45s
python-3.8,django-4.2,openedx-1-with-lms	5m 44s
python-3.8,django-4.2,openedx-2-with-lms	5m 44s
python-3.8,django-4.2,openedx-1-with-cms	5m 45s
python-3.8,django-4.2,openedx-2-with-cms	4m 45s
python-3.8,django-4.2,cms-1	2m 55s
python-3.8,django-4.2,cms-2	5m 45s
python-3.8,django-4.2,common-with-lms	5m 45s
python-3.8,django-4.2,common-with-cms	4m 38s
python-3.8,django-4.2,xmodule-with-lms	5m 2s
python-3.8,django-4.2,xmodule-with-cms	5m 28s
compile-warnings-report	0s
coverage	0s
Unit tests successful	0s
	2h 50m 4s

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