feat: add work experience field. #21631

Job	Run time
python-3.8,django-pinned,lms-1	10m 13s
python-3.8,django-pinned,lms-2	9m 12s
python-3.8,django-pinned,lms-3	16m 0s
python-3.8,django-pinned,lms-4	18m 28s
python-3.8,django-pinned,lms-5	8m 48s
python-3.8,django-pinned,lms-6	15m 1s
python-3.8,django-pinned,openedx-1-with-lms	12m 51s
python-3.8,django-pinned,openedx-2-with-lms	14m 22s
python-3.8,django-pinned,openedx-1-with-cms	7m 23s
python-3.8,django-pinned,openedx-2-with-cms	4m 18s
python-3.8,django-pinned,cms-1	2m 55s
python-3.8,django-pinned,cms-2	15m 6s
python-3.8,django-pinned,common-with-lms	9m 5s
python-3.8,django-pinned,common-with-cms	3m 56s
python-3.8,django-pinned,xmodule-with-lms	5m 13s
python-3.8,django-pinned,xmodule-with-cms	5m 29s
python-3.8,django-4.2,lms-1	10m 28s
python-3.8,django-4.2,lms-2	9m 39s
python-3.8,django-4.2,lms-3	16m 11s
python-3.8,django-4.2,lms-4	19m 0s
python-3.8,django-4.2,lms-5	9m 33s
python-3.8,django-4.2,lms-6	15m 41s
python-3.8,django-4.2,openedx-1-with-lms	12m 44s
python-3.8,django-4.2,openedx-2-with-lms	14m 41s
python-3.8,django-4.2,openedx-1-with-cms	7m 23s
python-3.8,django-4.2,openedx-2-with-cms	4m 36s
python-3.8,django-4.2,cms-1	2m 49s
python-3.8,django-4.2,cms-2	16m 30s
python-3.8,django-4.2,common-with-lms	9m 1s
python-3.8,django-4.2,common-with-cms	4m 3s
python-3.8,django-4.2,xmodule-with-lms	5m 12s
python-3.8,django-4.2,xmodule-with-cms	5m 12s
compile-warnings-report	10s
Unit tests successful	7s
coverage (3.8)	1m 44s
	5h 23m 4s

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